Fix #359 clean excess white space when adding talk

This removes excess white space before or after talk details
when adding a talk to the database.
Use Python3 style print() function

Change-Id: I1ae7bb077f870a67bef7025c82e3cd2c96d503d0
Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Update copyright

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix ConfigTool to use fully qualified imports

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix ReportEditor to use fully qualified imports

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix TalkEditor to use fully qualified imports

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Use python3 style print() function

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix #426 Remove Freeseer Controller Server and Client code

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix #462 Remove tab complete script
Remove unused import

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix #471 Freeseer desktop launcher script does not work

- Renamed freeseer icon to put the size at the end of the name.
- Re-add main() method in __init__.py which is necessary to get
  console_script in setup.py working.

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix #475 Language file freeseer.pro entries need updating

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Update language files

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Update resources

Signed-off-by: Thanh Ha <thanh.ha@alumni.carleton.ca>
Fix #468 Youtube Upload metadata parsing error

- Remove get_metadata_mutagen(), function definition was short
and was moved into get_metadata

- Remove duplicate line
Make Travis ignore `coveralls` upload errors

Change-Id: I898e030697aafc289c1cfec424fcfd60ec303ee7
Alerts the user that space is low when the remaining disk space is 15 MB.
fixed style problems and bugs from my previous commit
changed the threshold to 10 GB
- fixed a bug where the low disk space warning wouldn't show when freeseer starts recording below the threshold.  - added notifications bar to record GUI in order to display warnings and errors to the user