Merge pull request #24 from zkaberlein/master

GUI Additions
Remove temp file.
Merge pull request #25 from theanomaly18/master

Remove temp file
Error check for excel file
Edit FilterSet for supported formats
made a "dirty" rfind
ignore these
Merge remote-tracking branch 'upstream/master'
Changes to GUI and database
Merge pull request #26 from nelswad90/master

Changes to GUI and database
Started plotr
Merge pull request #27 from nelswad90/master

Started work on PLOTR
More work on plots
Merge pull request #28 from nelswad90/master

More work on plots
added values to pie charts.
Cleaned up GUI disabled features. Added TODO to comments.
Finished adding user preference save and load features. will have to be modified when functionality gets implemented to fix saving search text.
undo of pie chart labels.
Merge pull request #29 from theanomaly18/master

Added more user preference save and load....
Remove pie charts