* add db method to update evidence path
* Add ability to move file
* minor refactoring to support migrating evidence
* refacotred database per qt guidelines
* move pathToEvidence to avoid cyclic import
* enhance file error for system transfer
* allow config to be read/writen to an arbitray path
* remove tag/evidenceid link in model
* add ability to import/export system (no-ui)
* move SystemManifest impl into cpp file (broken)
* first stab at ui - progress bar needs touchup
* allow database connection to share its path
* add convenience method to generate FileError
* SysManifest will now emit events, called in thread
* rework dialog to work with threading
* move import/export/settings to submenu
* re-namespace sync to porting
* include evidence id in model tag
* significantly improve export speeed
* Add tray message for import/export
* Have export tray msg open path to output dir
* skip adding failed copies to manifest for export
* add documentation
* documentation update
* cleanup per ctidy recommendations
* change submit button name/action on port complete
* move settings to root menu, create *port submenu