add GROMACS-4.6.5-intel-2015a

{vis} [intel-2015a] ParaView 4.3.1 (REVIEW) 

New netCDF build using ictce-5.4.0 toolchain

small style fix in netCDF 4.3.0 patches spec

CGAL 4.6 download link and checksum corrected

{bio}[intel/2015b] Salmon 0.4.2 (REVIEW)

sync easyconfigs with equivalents in develop

{vis} [intel-2015b] Paraview 4.4.0 (REVIEW)

libXaw 1.0.12 goolf 1.5.14

add mediation library to R 3.2.1 easyconfigs

{compiler} [GNU/4.9.3-2.25] Clang 3.7.0 (REVIEW)

{lib}[intel/2015b] pandas 0.16.2 (REVIEW)

Add foss-2015a version of pandas

{vis} [intel-2015b] Mesa 11.0.2 (REVIEW)

add CUDA-7.5.18.eb

add checksums for CGAL sources + fix source URL for CGAL 4.6.3

{math}[dummy] Eigen3: 3.2.5 & 3.2.6

{numlib} [intel-2015b] CGAL 4.6.3 (REVIEW)

{compiler} [intel-2015b] LLVM 3.7.0 (REVIEW)