remove unif_vector and replace it by a call to ranlxd, update many of the comments to provide clearer information
Merge pull request #200 from kostrzewa/remove_unif_vector

remove unif_vector and replace it by a call to ranlxd
CGMMS output filenames had too many placeholders in format string
Merge pull request #217 from kostrzewa/cg_mms_format_string

CGMMS output filenames had too many placeholders in format string
added a routine that performs a random gauge transformation
Merge pull request #223 from urbach/rndGaugeTrafo

added a routine that performs a random gauge transformation
merging conflicts resolved