First cut towards tabbed swipe view for Routes and RoutePoints.
Second cut towards tabbed swipe view for Routes and RoutePoints.

Made action bar tabs switch fragments directly instead of view pager
to keep Routes separate and prevent swiping directly from the end
of one Route to the next.
Tidy-up and clear out unused code.

Remove old activity/fragment based items and old inventory.
Update version numbers in prep for apk build.