Updated license to LPPL 1.3c and added SPDX header.

README.md

@@ -15,8 +15,8 @@ Team](https://logicalhacking.com):
 
 ## License
 If not otherwise stated, all sub-projects are dual-licensed under a
-2-clause BSD-style license and/or the LPPL version 1 or any later 
-version. 
+2-clause BSD-style license and/or the LPPL version 1.3c or (at your 
+opinion) any later version.
 
 The LogicalHacking logos in the directory [`lh-logo/logo/`](lh-logo/logo/) are licensed under the
 [Attribution-NoDerivatives 4.0 International (CC BY-ND 4.0)](https://creativecommons.org/licenses/by-nd/4.0/).

lh-businesscard/README.md

@@ -20,5 +20,5 @@ the style of the university is used.
 
 ## License
 This project is dual-licensed under a 2-clause BSD-style license and/or 
-the LPPL version 1 or any later version. 
+the LPPL version 1.3c or (at your opinion) any later version. 
 

lh-businesscard/lh-businesscard.cls

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesClass{lh-businesscard}%
   [2017/04/14 v0.0  LaTeX class implementing the cooperate design of LogicalHacking.com]

lh-lecture/README.md

@@ -15,5 +15,5 @@ A family of LaTeX classes for lecture material that follow the cooperate style o
 
 ## License
 This project is dual-licensed under a 2-clause BSD-style license and/or 
-the LPPL version 1 or any later version. 
+the LPPL version 1.3c or (at your opinion) any later version. 
 

lh-lecture/lh-exercise.cls

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesClass{lh-exercise}%
   [2016/12/28 v0.0  LaTeX class for home work / exercise sheets
@@ -68,6 +69,8 @@
 \newcommand{\handindate}[1]{\gdef\lh@handin{#1}}
 \def\lh@discusion{}
 \newcommand{\discussiondate}[1]{\gdef\lh@discussion{#1}}
+\def\lh@lastupdate{}
+\newcommand{\lastupdatedate}[1]{\gdef\lh@lastupdate{#1}}
 \def\lh@lecture{}
 \newcommand{\lecture}[1]{\gdef\lh@lecture{#1}}
 \def\lh@academicyear{}
@@ -101,6 +104,9 @@
     {\begin{minipage}[b]{.6\linewidth}
     \flushright\small
     \textbf{Academic year:} \lh@academicyear\\
+     \ifx\lh@lastupdate\@empty\else%
+       \textbf{Last upate:} \lh@lastupdate\\
+     \fi
      \ifx\lh@handin\@empty\else%
        \textbf{Hand-in date:} \lh@handin\\
       \fi%

lh-lecture/lh-lecture-cloze.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \usepackage[reset=true,]{enotez}
 \usepackage[normalem]{ulem}

lh-lecture/lh-lecture-presentation.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \RequirePackage{etoolbox}
 \RequirePackage{graphicx}

lh-logo/README.md

@@ -34,7 +34,7 @@ In addition, the style defines the two colors `lhOrange`, `lhDarkGray`, and `lhL
 
 ## License
 The LaTeX style is dual-licensed under a 2-clause BSD-style license and/or 
-the LPPL version 1 or any later version. 
+the LPPL version 1.3c or (at your opinion) any later version. 
 
 Note that the logos are licensed under the more restrictive 
 [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/). You are free to 

lh-logo/lh-logo.sty

@@ -4,9 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
+%%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{lh-logo}
    [2016/09/10 v0.0 The LogicalHacking Logo.]

lh-poster/README.md

@@ -19,4 +19,4 @@ can either use the class file (i.e., `\documentclass{lh-poster}` or use
 
 ## License
 This project is dual-licensed under a 2-clause BSD-style license and/or 
-the LPPL version 1 or any later version. 
+the LPPL version 1.3c or (at your opinion) any later version. 

lh-poster/beamercolorthemelh-poster.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamercolorthemelh-poster}
   [2017/04/14 v0.0  LaTeX poster class implementing the cooperate design of LogicalHacking.com]

lh-poster/beamerfontthemelh-poster.sty

@@ -4,15 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
-
-% Headline: TUOS Logo left, title information
-% Footer: References, Ackowledgeemnts, Partner Logos
-
-
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \ProvidesPackage{beamerfontthemelh-poster}
   [2017/04/14 v0.0  LaTeX poster class implementing the cooperate design of LogicalHacking.com]
 \setbeamerfont{title}{size=\Huge}

lh-poster/beamerinnerthemelh-poster.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerinnerthemelh-poster}
    [2017/04/14 v0.0  LaTeX poster class implementing the cooperate design of LogicalHacking.com]

lh-poster/beamerthemelh-poster.sty

@@ -4,11 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
-
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \ProvidesPackage{beamerthemelh-poster}
    [2017/04/14 v0.0  LaTeX poster class implementing the cooperate design of LogicalHacking.com]
 

lh-poster/lh-poster.cls

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesClass{lh-poster}%
   [2017/04/14 v0.0  LaTeX poster class implementing the cooperate design of LogicalHacking.com]

lh-presentation/README.md

@@ -22,5 +22,5 @@ slides such as `\PartFrame{}`, `\ThanksFrame{}`, or `\CopyrightFrame`.
 
 ## License
 This project is dual-licensed under a 2-clause BSD-style license and/or 
-the LPPL version 1 or any later version. 
+the LPPL version 1.3c or (at your opinion) any later version. 
 

lh-presentation/beamerboxeslhframed.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerboxeslhframed}
      [2017/05/01 v0.0  Framed boxes for Beamer.]

lh-presentation/beamercolorthemelh-core-inverse.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamercolorthemelh-core-inverse}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamercolorthemelh-core.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamercolorthemelh-core}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamercolorthemelh-titledark.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamercolorthemelh-titledark}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamercolorthemelh-titlelight.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamercolorthemelh-titlelight}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamerfontthemelh.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerfontthemelh}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamerinnerthemelh.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerinnerthemelh}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamerouterthemelh.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerouterthemelh}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/beamerthemelh-presentation.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{beamerthemelh-presentation}
      [2016/11/01 v0.0  LaTeX presentation class implementing the cooperate design of LogicalHacking.com]

lh-presentation/lh-presentation.cls

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesClass{lh-presentation}%
   [2016/12/28 v0.0  LaTeX presenation class implementing the cooperate design of LogicalHacking.com]

lh-script/lh-article.cls

@@ -4,11 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
-
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesClass{lh-article}%
   [2016/12/28 v0.0  LaTeX class for home work / exercise sheets

lh-script/lh-base.sty

@@ -4,10 +4,11 @@
 %%   This program can be redistributed and/or modified under the terms
 %%   of the LaTeX Project Public License Distributed from CTAN
 %%   archives in directory macros/latex/base/lppl.txt; either
-%%   version 1 of the License, or any later version.
+%%   version 1.3c of the License, or (at your opinion) any later version.
 %%   OR
 %%   The 2-clause BSD-style license.
 %%
+%%   SPDX-License-Identifier: LPPL-1.3c+ OR BSD-2-Clause
 \NeedsTeXFormat{LaTeX2e}[1994/06/01]
 \ProvidesPackage{lh-base}
      [2016/11/01 v0.0  Common core of the LogicalHacking.com LaTeX classes.]