Change nutools build to only use cmake defines.
Change root config to skip broken afterimage config
Change geant config options to reflect upstream
Change tbb library extension so it can be used with OSX or linux
Change pandora_src rule to avoid cert error on OSX
Merge branch 'develop' into larsoft-build

Conflicts:
	config/externals.cfg
Building Modules package on Ubuntu 14.X
remove -j geant build
changes made trying to build on osx
add /opt/X11/include to root defines
use our gcc
set sdt=c++11 for xrootd
pandora uses .so on OSX too
patch for gccxml
pandora does not use cmake
cleanup from osx branch merge