Tidying
Default to showing all hospitals with a search if play services are unavailable (ie no location available) when setting up the default hospital
Fix issue where PDF could not be saved if there is no external storage
Show error dialog if no PDF reader is installer
Resize action bar icons
Make sure action bar is the correct colour on older devices
Make validation on the new FAQ screen work better and make sure hint texts always show
Fix doulbe rendering of the text on add number toggle buttons