Merge pull request #117 from claudius108/master

Replaced the last set of deprecated functions
removing unused code (made obsolete by upload.xql)
links between VRA and MODS records
missing namespace
Merge pull request #118 from claudius108/master

Added import statement for 'config' module.
Merge pull request #119 from jensopetersen/master

removing unused code; links between VRA and MODS records; adding missing namespace