EXP: small changes in naming

EXP: few more parameter flips in .spec

EXP: collect name fix?

EXP: Try again to avoid dir clash?

FIX: os_name defined in wrong spot

FIX: avoid clashes between executable and directory name

FIX: missing coll variable

FIX: VERSION_NUM indexing

FIX: VERSION_NUM indexing

FIX: added intermediate VERSION_NUM for parsing