Merge pull request #255 from mdijkstra/master

Created getEnvironment(compute) function that returns a text string and can thus easily be called by computeDB
fix for issue #256 " Database connection time out exceptions\
Merge pull request #257 from dennishendriksen/master

Database connection time-out fix
#248: Admin has also no access to system entities (MolgenisUser,
MolgenisGroup etc)
System.out.println removed
Merge branch 'master' of https://github.com/molgenis/molgenis
#248: Admin has also no access to system entities (MolgenisUser,
MolgenisGroup etc)
#248: Admin has also no access to system entities (MolgenisUser,
MolgenisGroup etc)
#248: Admin has also no access to system entities (MolgenisUser,
MolgenisGroup etc)
Merge pull request #258 from bartcharbon/master

bugfix + removed a system.out.println
Added command line parameter -b for backend option. Fixed: command line options overrule options in parameters.csv