Merge pull request #24 from feerrenrut/master

Latest changes for release
Update version and fix some gradle issues.
Fix bug with unfavouriting stations
Added better error message when we cant get content
Fix some cases that cause crashes
Added required BOM attribution splash screen
fixed some layout id issues
fix layout id issues and made the filter view hidden
Added an about screen, accessible from both the station list and the graph view
required a feature graphic to re-publish app
updated version for next update
Added about images
Added an about screen, accessible from both the station list and the graph view
Merge pull request #25 from feerrenrut/rt_addBOMsplashScreen

Add bom splash and about screen