diff --git a/maxkey-core/.classpath.mine b/maxkey-core/.classpath.mine
deleted file mode 100644
index 18f77a015..000000000
--- a/maxkey-core/.classpath.mine
+++ /dev/null
@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="con" path="melibrary.com.genuitec.eclipse.j2eedt.core.MYECLIPSE_JAVAEE_5_CONTAINER"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-lib"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-domain"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-dao"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
diff --git a/maxkey-core/.classpath.r2543 b/maxkey-core/.classpath.r2543
deleted file mode 100644
index 9fac0be92..000000000
--- a/maxkey-core/.classpath.r2543
+++ /dev/null
@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="con" path="melibrary.com.genuitec.eclipse.j2eedt.core.MYECLIPSE_JAVAEE_5_CONTAINER"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-domain"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-dao"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-lib"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
diff --git a/maxkey-core/.classpath.r470 b/maxkey-core/.classpath.r470
deleted file mode 100644
index 0554c07d6..000000000
--- a/maxkey-core/.classpath.r470
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="con" path="melibrary.com.genuitec.eclipse.j2eedt.core.MYECLIPSE_JAVAEE_5_CONTAINER"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-lib"/>
-	<classpathentry combineaccessrules="false" kind="src" path="/parasec-domain"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>
diff --git a/maxkey-core/.myumldata b/maxkey-core/.myumldata
deleted file mode 100644
index 84df6294e..000000000
--- a/maxkey-core/.myumldata
+++ /dev/null
@@ -1,2 +0,0 @@
-#Sun Oct 11 21:04:00 GMT+08:00 2015
-CodeGenContainer=java.util.Vector