Fix NPE that occurred during deletion of bundles that are placed within packages
diff --git a/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/ResourceBundleManager.java b/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/ResourceBundleManager.java
index f06a4f7..2a46518 100644
--- a/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/ResourceBundleManager.java
+++ b/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/ResourceBundleManager.java
@@ -665,9 +665,15 @@
         IFile res = null;
         Set<IResource> resSet = resources.get(resourceBundle);
 
+        // get normalized simple resource bundle name
+        String normalizedResourceBundleName = resourceBundle;
+        if (normalizedResourceBundleName.contains(".")) {
+        	normalizedResourceBundleName = normalizedResourceBundleName.substring(resourceBundle.lastIndexOf(".")+1);
+        }
+        
         if (resSet != null) {
             for (IResource resource : resSet) {
-                Locale refLoc = NameUtils.getLocaleByName(resourceBundle,
+                Locale refLoc = NameUtils.getLocaleByName(normalizedResourceBundleName,
                         resource.getName());
                 if (refLoc == null
                         && l == null
diff --git a/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/utils/RBFileUtils.java b/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/utils/RBFileUtils.java
index 9c4d008..00a7165 100644
--- a/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/utils/RBFileUtils.java
+++ b/org.eclipse.babel.tapiji.tools.core.ui/src/org/eclipse/babel/tapiji/tools/core/ui/utils/RBFileUtils.java
@@ -150,8 +150,6 @@
         }
 
         final IFile file = rbManager.getResourceBundleFile(rbId, locale);
-        final String filename = file.getName();
-
         new Job("remove properties-file") {
             @Override
             protected IStatus run(IProgressMonitor monitor) {
@@ -176,11 +174,11 @@
      * @param locale
      * @return
      */
-    public static void removeLanguageFromProject(IProject project, Locale locale) {
-        ResourceBundleManager rbManager = ResourceBundleManager
+    public static void removeLanguageFromProject(final IProject project, final Locale locale) {
+        final ResourceBundleManager rbManager = ResourceBundleManager
                 .getManager(project);
 
-        for (String rbId : rbManager.getResourceBundleIdentifiers()) {
+        for (final String rbId : rbManager.getResourceBundleIdentifiers()) {
             removeFileFromResourceBundle(project, rbId, locale);
         }