Merge pull request #1 from ahellander/master

basic stuff is working
fix bug in bucket creation
merged
Merge pull request #2 from ahellander/develop

Develop
merged"
refactor of the Distributed ensemble for arbitrary map/reduce functions
Initial commit of the ParameterSweep implementation
syntax errors
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix
bug fix