[RESOURCE] site R added to unimod #199 and #510
[FEATURE] add library check on Windows for correct lib arch (avoid nasty linker errors)
Merge pull request #983 from cbielow/feature/lib-arch-check

[FEATURE,BUILD] add library check on Windows for correct lib arch
Merge pull request #984 from lars20070/fix/methylSILAC

[NOP] add heavy methyl SILAC labels to unimod.xml