Move filters Button in Call Hierarchy view to the top level Bar

- Added class FiltersAction
- Added fFiltersAction to CallHierarchyViewPart to create an icon in the
top level bar
- changed the constructor of FiltersAction so that the picture and Text
are the same as in the View Menu
- Connected the icon to its functionality by adding a method called
openFiltersDialog which opens the pop up window for the filters

also changed the Manifest Version

org.eclipse.jdt.ui/META-INF/MANIFEST.MF

@@ -3,7 +3,7 @@ Automatic-Module-Name: org.eclipse.jdt.ui
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.jdt.ui; singleton:=true
-Bundle-Version: 3.33.100.qualifier
+Bundle-Version: 3.33.200.qualifier
 Bundle-Activator: org.eclipse.jdt.internal.ui.JavaPlugin
 Bundle-ActivationPolicy: lazy
 Bundle-Vendor: %providerName