diff --git a/.gitignore b/.gitignore
index 39cccfc97..d7b017bc8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,7 +9,9 @@
 .classpath
 .metadata/
 .project
+/*/.settings/org.eclipse.buildship.core.prefs
 /.gradle/
+/.settings/org.eclipse.buildship.core.prefs
 /build/
 com.ibm.wala.cast.java.jdt.test/
 com.ibm.wala.cast.java.polyglot/lib/
diff --git a/.settings/org.eclipse.buildship.core.prefs b/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 136156472..000000000
--- a/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,3 +0,0 @@
-#Fri Dec 15 16:39:30 CST 2017
-eclipse.preferences.version=1
-connection.project.dir=
diff --git a/com.ibm.wala-repository/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala-repository/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index d7aa086c9..000000000
--- a/com.ibm.wala-repository/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1 +0,0 @@
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.java.ecj/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.java.ecj/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.java.ecj/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.java.test.data/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.java.test.data/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.java.test.data/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.java.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.java.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.java.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.java/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.java/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.java/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.html.nu_validator/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.html.nu_validator/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.html.nu_validator/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.nodejs.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.nodejs.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.nodejs.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.nodejs/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.nodejs/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.nodejs/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.rhino.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.rhino.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.rhino.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.rhino/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.rhino/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.rhino/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.test.data/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.test.data/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.test.data/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.js/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.js/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.js/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.cast/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.cast/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.cast/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.core.testdata/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.core.testdata/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.core.testdata/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.core.tests/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.core.tests/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.core.tests/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.core/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.core/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.core/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.dalvik.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.dalvik.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.dalvik.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.dalvik/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.dalvik/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.dalvik/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide.jdt.test/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide.jdt.test/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide.jdt.test/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide.jdt/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide.jdt/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide.jdt/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide.jsdt.tests/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide.jsdt.tests/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide.jsdt.tests/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide.jsdt/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide.jsdt/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide.jsdt/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide.tests/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide.tests/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide.tests/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.ide_feature/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.ide_feature/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.ide_feature/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.scandroid/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.scandroid/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.scandroid/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.shrike/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.shrike/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.shrike/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.tests.ide_feature/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.tests.ide_feature/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.tests.ide_feature/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.tests_feature/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.tests_feature/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.tests_feature/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala.util/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala.util/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala.util/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..
diff --git a/com.ibm.wala_feature/.settings/org.eclipse.buildship.core.prefs b/com.ibm.wala_feature/.settings/org.eclipse.buildship.core.prefs
deleted file mode 100644
index 2283e1f1e..000000000
--- a/com.ibm.wala_feature/.settings/org.eclipse.buildship.core.prefs
+++ /dev/null
@@ -1,2 +0,0 @@
-eclipse.preferences.version=1
-connection.project.dir=..