Add upload button
Upload file dialog showing and hiding; and improved error reports
Grey out background when pop-up box is showing
First version of XML reader
Refactoring XML functionality into own class
Upload works, error handling, javadoc
Debugging
Rewritten, refactored
Loading of file works
Adapted granularity picker
Neglect empty title also if upload fails
Return null also if processes became reset
Processes list generation to handle ovelapping time ranges correctly
Return result, but only for matching days
Show apply link on mouse interaction, too
Improved code documentation
Merge pull request #103 from matthias-ronge/issue_53

Merge: [ZM] Erscheinungsverlauf-Reimport (#53)