Merge pull request #516 from smuzaffar/IB/CMSSW_5_3_X/slc6_amd64_gcc472

included pythia8 183 and pygithub
force build of a full IB
updated config tag to V04-02-19-02
force full build of 5.3.X IB
updated for 5.3.17
updated config tag for glimpse fix
no need to do glimpse files post processing
create build-errors file in case compilation failed