Merge branch '1226_MrBayes' of ssh://gengar.ugent.be/user/home/gent/vsc400/vsc40003/easybuild_git_branches/ageorges into 1226_MrBayes

removed stuff that was preliminary commited to the master branch, see JT_more_Python_packages branch for getting this stuff tested and then merged back into the master branch

add patch required to build psmp CP2K version with Intel compilers (.eb file is omitted, because half of tests in regtests fail with psmp Intel build, even with OMP_NUM_THREADS=1 and maxtasks=1)

implementing porting script to facilitate porting of support in old EasyBuild to easyblock in new EasyBuild