use libjpeg-turbo 1.3.1 as dep in Ghostscript easyconfig, 1.4.x doesn't work

Merge branch 'Ghostscript-9.16-goolf-1.7.2' of github.com:npklein/easybuild-easyconfigs into Ghostscript-9.16-goolf-1.7.2

Merge branch 'Ghostscript-9.16-goolf-1.7.2' of github.com:npklein/easybuild-easyconfigs into Ghostscript-9.16-goolf-1.7.2

{bio}[goolf-1.7.20] GLib-2.40.0 (OK)

{lang}[goolf-1.7.20], Python 2.7.9 goolf (OK)

Merge branch 'Python-2.7.9-goolf-1.7.20' of github.com:npklein/easybuild-easyconfigs into Python-2.7.9-goolf-1.7.20

{bio} [intel-2014b] SOBAcl (REVIEW)

{vis}[goolf/1.4.10] Xmipp 3.1

fix Xmipp easyconfigs: naming, patches, deps + add foss/2015a equivalent

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

Add .eb files for snpEff v3.6 and snpEff v4.1d

fix PyPI URLs: use https

{devel}[GNU-5.1.0-2.25] Autotools 20150215 (REVIEW)

{toolchain} GNU 5.1.0-2.25 (REVIEW)

.eb file for cairo-1.12.18-goolf-1.7.20

{perf}[*] Cube update (REVIEW)