Merge pull request #52 from aheld84/master

fixes #50 (drag and drop of workers broken on mac os)
Merge pull request #56 from aheld84/master

fixes #55 (ImageProcessing toolbox incompatible with scipy 0.13.0)
Merge pull request #57 from aheld84/master

fixes #54 (DataContainer tests fail on recent mac os x)
Merge pull request #59 from aheld84/master

fixes #53 (parameter visualization broken with wx 2.9)
Merge pull request #61 from aheld84/master

fixes #60 (wxPyphant hangs for command line parameter with a wrong file ...
Merge pull request #63 from aheld84/master

fixes #62 (visualization is broken with latest macports dependencies)
Merge pull request #66 from aheld84/master

fixes #65 (missing imports in ImageProcessing toolbox)
removes unused, outdated .project and .pydevproject files