Fixes Invalid ratio error when ratio is not set

I would recommend undoing 7673cd5cc9d8e797a5b83cf956ede4eaae3deb7e for the time being
as some of the client scripts have code dependent on the input being a string.
Fix Renaming issue for not PROPER release generating two dot in filename
Update boxcar2.py

This change adds a detailed push notification to Boxcar2 and also changes the sound of the notification.
(tested, works)
thanks

Sorry for the duplication.
Add forgotten 'self' argument to _isSection
Merge pull request #555 from DisasteR/dev

Fix Renaming issue for not PROPER release generating two dot in filename
Merge pull request #559 from iron8core/scc_real_fix

Add forgotten 'self' argument to _isSection()
Merge pull request #549 from sammy2142/patch-1

Fixes Invalid ratio error when ratio is not set for transmission
Merge pull request #557 from vzoltan/patch-2

Update boxcar2.py
Fixed cache issues.
Fixed air-by-date issues
Small typo fix
Merge branch 'origin/dev'