[514545] egit.ui plugin does not export its packages

Export packages that are required for customizations of the Model Merge
Tool dialog and the actions contributing it.

Bug: 514545
Change-Id: I018aae3474bac803d93c0b5979da936b8350f409
Signed-off-by: Alexandra Buzila <abuzila@eclipsesource.com>
diff --git a/plugins/org.eclipse.emf.compare.egit.ui/META-INF/MANIFEST.MF b/plugins/org.eclipse.emf.compare.egit.ui/META-INF/MANIFEST.MF
index faf1cba..d403db4 100755
--- a/plugins/org.eclipse.emf.compare.egit.ui/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.emf.compare.egit.ui/META-INF/MANIFEST.MF
@@ -19,3 +19,6 @@
  org.eclipse.emf.compare.ide.ui,
  org.eclipse.emf.compare.ide
 Bundle-Vendor: %providerName
+Export-Package: org.eclipse.emf.compare.egit.ui.internal;x-internal:=true,
+ org.eclipse.emf.compare.egit.ui.internal.actions;x-internal:=true,
+ org.eclipse.emf.compare.egit.ui.internal.merge;x-internal:=true