Automatic merge of T1.5.1-585-g2be1faa5d and 12 pull requests

- Pull request #757 at 98dd1a7: Unify RailDriver code implementations
- Pull request #831 at 3e672a8: poor mans switch panel on tablet
- Pull request #839 at d00beb9: First phase of https://blueprints.launchpad.net/or/+spec/additional-cruise-control-parameters
- Pull request #841 at ce3bc1f: https://blueprints.launchpad.net/or/+spec/animating-trainset-windows
- Pull request #853 at d05f581: Notify out of focus
- Pull request #855 at b39e5d8: Adds new route from TrainSimulations
- Pull request #857 at 9afc8c3: Adding Air Flow Meters
- Pull request #865 at 776d6df: Dispatcher window improvements
- Pull request #866 at c15333e: Fix Articulation For 0-Axle Train Cars
- Pull request #870 at 5cb32fa: Fix water restore
- Pull request #873 at cf0ed99: Reduce allocations in signal script
- Pull request #874 at d500329: Dynamic brake controller refactoring

Author: openrails-bot

Source/Documentation/Manual/features-rollingstock.rst

@@ -1250,7 +1250,7 @@ To have a volume difference, two lines as follows must be added to the wagon sec
   ORTSTrackSoundPassedThroughPercent ( 25 )
 
 Numbers in parenthesis may vary from 0 (no sound heard internally) to 100 (sound heard unattenuated).
-Note that, if these two lines are'nt added, but audio option "% of external sound heard internally" is set 
+Note that, if these two lines aren't added, but audio option "% of external sound heard internally" is set 
 to a value lower than 100, the above effect will  be still available with external sounds, but not with 
 the track sound.