return false for generated Boolean methods

instead of null

Change-Id: Id21884422d8726011dc416c24605157817221d08
generated extended validator does not mask field errorGenerator

Change-Id: I98284a060427b68fa60c39d4a0e0027e4e926898
avoid equals on objects of different type

Change-Id: I202b80c0a503aaa2257a7533d88379316c4e6949
checks for null

Change-Id: I54834282a8d3f41f7e0ef047af8b15bcbb5f2b38
resourceCopyExclusionFilter=*.launch,*.xtend,*._trace

Change-Id: I9bd05b0de740338e70f4e9c22b6ff052a0eaaecb
clearJdtIndex in the InternalBuilder

Change-Id: Iba46c8c92ca7faaa15dfc5c9b4436a4832193ee2