Fix release note header to read 2.0.12
UAS: Fix for double QVariants not being checked for alongside float
Comms: Fix for Serial Port errors not propagating up to inform the user, and added retries on connect() calls
configuration: Update to 2.0.13 to fix type conversion issue
configuration: Update json version object
configuration: Update Release notes
Comm Settings: Change to better sync com port between Link and Widget
Settings View: Fixes #401 incomplete label display in settings
Settings View: Add checkbox to enable 'beta' releases
Autoupdate: Add check for update type

The update type can be 'stable' or 'beta'. It will also allow adding 'daily' in the future if required
QGCCore: Fix to remember if update is 'beta' or 'stable'
Autoupdate: Fix debug message
configuration: update to 2.0.14-rc2
Autoupdate: Fixes RC version compare
configuration: update to 2.0.14-rc3
configuration: update JSON object for 'beta' releases
QuickView Widget: Fixes #405 rounding error in HDOP and COG values