cdo: cleanup, use opt_prefix
gmt: cleanup, use opt_prefix
ensembl-tools: reorder PERL5LIB
astrometry-net: use opt prefixes
ucsc-genome-browser 303
gdcm: 2.4.3

Closes #1113.
graph-tool: add support for --with-python3

Closes #1073.
wxmaxima: add support for --HEAD

Closes #1116.
vcftools 0.1.12b

Closes #1114.
SuiteSparse: install Matlab interfaces.
delly 0.5.6

Closes #1118.
oce 0.16

Update to 0.16
Add options for new opencl support

Closes #1115.
gmt4: add mirror, opt_prefix
edirect 1.90
sextractor: use patch DSL
emboss: add mirror, option to run embossupdate
CONTRIBUTING: move Issues on top, condense
Use stable opt_lib path
graph-tool: avoid hard-coding /usr/local
Use stable opt paths