Implement #791: dynamically load python27.dll from DLLs/ directory
Insert workflow overview image and table in German documentation

Thanks to Hannah Imbusch for the nice overview images.
Fixed #778.
Typo in assignment view (fixed #805)
Update windows installing instruction (fixed #792)
Update version resource with pywin32 when no compiler is available
Add some explanation to is_portable(); fixes #729
(docs) Fixed typos and missing quote signs for chapter titles.
Updated translation. Fixed #798 (typo in translation of permissions).
Fixed #803 (Groups not translated on user detail view and overview pdf)
Merge pull request #799 from normanjaeckel/WorkflowImage

Insert workflow overview image and table in German documentation
Merge pull request #806 from normanjaeckel/Some_Issues

Some issues
Merge pull request #807 from emanuelschuetze/handbuch

(docs) Fixed typos and missing quote signs for chapter titles.
Merge pull request #809 from emanuelschuetze/fixes-1.4

Fixed #798 and #803
Merge pull request #800 from andkit/portable-improvements

Portable improvements