* no back links in modal pages
* remove unused service links to bountysource and gitter
* add validation for budget and time-budget fields
* display time budget if set
* remove console log
* sanitize DDE payloads
* do not show status and name in version string
* removed unused mapping information
* added support for further field types
* fixed changing date objects for begin and end
* added more project fields as invoice variables
* theme update and asset rebuild
