Merge branch 'contrib_dca_easyconfig' of https://github.com/gbalduzz/easybuild-easyconfigs into contrib_dca_easyconfig to a topic branch.

add missing dependency on GMP in R 3.2.3 easyconfigs (REVIEW)

{data}[intel/2016a] DBD-mysql v4.032

Boost 1.60 CrayGNU-2016.03

fix overruling of exts_list in Perl 5.22.2 easyconfig

{cae} [intel/2016a] OpenFOAM 2.2.2 (REVIEW)

{toolchain}[dummy] foss/2016.06 (GCC 5.4 + OpenMPI 1.10.3) (REVIEW)

{lang}[foss/2016a,goolf/1.7.20,intel/2016a] Python v2.7.11, Python v2.7.11, Python v2.7.11 - fix Cython download

modify easyconfig Python-2.7.11-foss-2016a.eb, modify easyconfig Python-2.7.11-goolf-1.7.20.eb, modify easyconfig Python-2.7.11-intel-2016a.eb