[xbase] XbaseHyperLinkHelper does not allow to navigate to Java types see https://bugs.eclipse.org/bugs/show_bug.cgi?id=454791
Change-Id: I38b768e77329cd2fad098246df1cdaa174380a64
[aa] Don’t write redundant content to files 

This avoids redundant builds due to unnecessary resource changes

see also https://bugs.eclipse.org/bugs/show_bug.cgi?id=448569

Change-Id: I7915110d9f78a88d65a4c0ecd3a88be1c5df04da
Merge "[aa] Don’t write redundant content to files "