Java 6 compatibility

.classpath

@@ -2,11 +2,6 @@
 <classpath>
 	<classpathentry kind="src" path="src/main/java"/>
 	<classpathentry kind="src" path="src/test/java"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER">
-		<attributes>
-			<attribute name="owner.project.facets" value="java"/>
-		</attributes>
-	</classpathentry>
 	<classpathentry exported="true" kind="lib" path="lib/bsh-2.0b5.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/codemirror_V-0.4-gwt16.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/commons-codec-1.10.jar"/>
@@ -55,5 +50,10 @@
 	<classpathentry exported="true" kind="lib" path="lib/xercesImpl-2.11.0.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/xmlbeans-2.6.0.jar"/>
 	<classpathentry exported="true" kind="lib" path="lib/xstream-1.4.8.jar"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/java-7">
+		<attributes>
+			<attribute name="owner.project.facets" value="java"/>
+		</attributes>
+	</classpathentry>
 	<classpathentry kind="output" path="build/classes"/>
 </classpath>

.settings/org.eclipse.jdt.core.prefs

@@ -1,10 +1,15 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
-org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.6
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
-org.eclipse.jdt.core.compiler.source=1.7
+org.eclipse.jdt.core.compiler.source=1.6
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_allocation_expression=16
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_annotation=0

.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<faceted-project>
-  <runtime name="Apache Tomcat v7.0"/>
-  <fixed facet="jst.utility"/>
-  <fixed facet="java"/>
-  <installed facet="jst.utility" version="1.0"/>
-  <installed facet="java" version="1.7"/>
-</faceted-project>
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <runtime name="Apache Tomcat v7.0"/>
+  <fixed facet="jst.utility"/>
+  <fixed facet="java"/>
+  <installed facet="jst.utility" version="1.0"/>
+  <installed facet="java" version="1.6"/>
+</faceted-project>