Fixes -- tested on 6x and 7x releases.
Fixes for osx.
Bugfix when target is absolute path. Improve matching of libraries to FWLite package names.
Delete version.txt

This file is obsolete. Needed only in cmsShow tarball and is  autogenerated by https://github.com/alja/cmssw/blob/CMSSW_7_0_X/Fireworks/Core/standalone_build/make_tarball.sh
Merge pull request #1478 from alja/CMSSW_7_0_X

Fireworks -- 7_0_X remove obsolete version.txt file in Fireworks/Core