add patch for installing paycheck as Py3 extension

{lang}[intel/2015a] bundle with extra R extensions (REVIEW)

{chem} [intel/2015a] CHARMM 37b2 (REVIEW)

{vis}[intel/2015a] SPIDER 22.10 (REVIEW)

[foss-2015.05] GCC+binutils as base (REVIEW)

{vis}[intel/2015a] matplotlib 1.4.3 (w/ Python 3.4.3) (REVIEW)

{phys}[intel/2015a] FDS r17534 + rr22681

{lang} Ruby-2.1.5 foss-2015a with fpm (REVIEW)

include Tcl and Tk as dependencies in R easyconfig (REVIEW)

bump versions: Ruby 2.1.6 + latest extension versions

flesh out FPM in separate easyconfig, remove sanity_check_paths, restore removed Ruby easyconfig