Add .eb file for verifyBamID-1.1.2 with goolf 1.7.20

fix easyconfigs unit tests after making ModulesTool a non-singleton class

fix easyconfigs unit tests after making ModulesTool a non-singleton class (cfr. https://github.com/hpcugent/easybuild-framework/pull/1299)

fix source_urls for deap Python extension

{vis}[*/2015a] Pillow 2.8.1 (REVIEW)

fix source_urls for argparse Python extension

Merge branch 'verifyBamID-1.1.2-goolf-1.7.20' of github.com:npklein/easybuild-easyconfigs into verifyBamID-1.1.2-goolf-1.7.20

.eb file to install hisat 0.1.5 (beta) with goolf 1.7.20

.eb file to install STAR-2.3.1z12 with goolf-1.7.20

.eb file to install GenotypeHarmonizer 1.4.14 with java 1.7.80

toolchain under description

{devel}  QT changed urls (REVIEW)

include missing libxml2 dep in GLib easyconfigs

patch out svnversion command in Python 2.5.6

use older libxml2 version in GLib easyconfigs using old toolchain (for compatibility with existing DOLFIN easyconfigs)