update Eclipse project settings

* jdt.core contains new settings due to new features in JDT
* core.resources was missing an entry, which comes from Maven
synchronization

net.sf.eclipsecs.checkstyle/.settings/org.eclipse.core.resources.prefs

@@ -1,2 +1,3 @@
 eclipse.preferences.version=1
 encoding/<project>=UTF-8
+encoding/test=UTF-8

net.sf.eclipsecs.checkstyle/.settings/org.eclipse.jdt.core.prefs

@@ -8,6 +8,8 @@ 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.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=1.8
 org.eclipse.jdt.core.formatter.align_fields_grouping_blank_lines=2147483647
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false

net.sf.eclipsecs.ui/.settings/org.eclipse.core.resources.prefs

@@ -1,3 +1,4 @@
 eclipse.preferences.version=1
 encoding//src/net/sf/eclipsecs/ui/quickfixes/messages.properties=8859_1
 encoding/<project>=UTF-8
+encoding/test=UTF-8

net.sf.eclipsecs.ui/.settings/org.eclipse.jdt.core.prefs

@@ -62,6 +62,7 @@ org.eclipse.jdt.core.compiler.problem.unusedParameterWhenImplementingAbstract=di
 org.eclipse.jdt.core.compiler.problem.unusedParameterWhenOverridingConcrete=disabled
 org.eclipse.jdt.core.compiler.problem.unusedPrivateMember=warning
 org.eclipse.jdt.core.compiler.problem.varargsArgumentNeedCast=warning
+org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=1.8
 org.eclipse.jdt.core.formatter.align_fields_grouping_blank_lines=2147483647
 org.eclipse.jdt.core.formatter.align_type_members_on_columns=false