prevent accidental drags
changing animation for map overlays.
give lower z-index to overlays than to buttons.
Merge branch 'master' into left-animate-overlays
Fix mixup around events so that background and geocoder close each other
better centered tag info icon.
fix preset grid inspect buttons for firefox

fixes #1191
fix number spinner border

fixes #1195

quick and hacky because position in chrome and firefox differed by 1px
so adjusting margins and heights didn't work
second half of aa413e368f4f3624fc3252821
better style for geocoder not found message

fixes #1194
more restrictive click blocking in intro

block clicks immediately after selecting road to
prevent other selections
fix number input in opera

don't use input[type=number] since the buttons can't be hidden in opera
Merge pull request #1185 from systemed/left-animate-overlays

Change animation for map overlays.
add intro translation strings to core.yaml
rename #iD to #id-container everywhere
Merge pull request #1079 from systemed/prevent-drag

prevent accidental drags
Tooltips for disabled operations (fixes #573)
Cleanup
add support for overlay layers

This is mostly added for the Tiger2012 road overlay
minor tweaks + added desaturated icons for issue #1203