Merge pull request #18 from RudoRoemer/Iterative-Solution

Removed daft print statement from UgCalc
added list of libraries that need installation under cygwin for Felix to work
Merge branch 'cygwin'
Merge pull request #20 from RudoRoemer/cygwin

added list of libraries that need installation under cygwin for Felix to work
Merge branch 'master' of https://github.com/RudoRoemer/Felix
removing charged atomic potentional stuff