add icons to photo buttons on offline page
remove arrow from try again button as it does not make much sense
update offline page wording
on the drafts page the content can be higher than the screen so we need
to set the minimum page height rather than the height so extract out
the page height method and override that on drafts page
set map to fixed in JS as well as css
Fix path for non svg location pin image. Fixes #35
correct logic in map platofrm check to fail if no device variable defined