fix bioconductor extension versions in R 3.1.3 easyconfigs

{tools}[dummy] GC3Pie 2.3

{compiler} [dummy] GCC 4.9.3 and 4.8.5

{bio}[intel/2015a] BLAST+ 2.2.31

add easyconfig file for Vampir

{vis}[*/2015a] PyQt 4.11.4

XML::Twig for goolf 1.4.10

Unite vampir

{vis}[*/2015a] freetype 2.6 (REVIEW)

add M4 as build dep for GCC 5.1.0

{devel}[*/2015a] CMake 3.2.3 (REVIEW)

add patch for Qt 4.8.6 with intel/2015a

{tools}[foss/2015a] IPython 3.2.0 (REVIEW)

{tools}[intel/2015a] IPython 3.2.0 (REVIEW)

style fix in OpenMPI easyconfigs

{devel}[*/2015a] Boost 1.5.8.0 w/ Python 2.7.10 (REVIEW)