MYLOC-166 Dialog focus.
MYLOC-166 Minor improvements to Dialog.
MYLOC-166 Attempting to test dialog focus (does not work in phantomjs).
Merge pull request #46 from BBC-Location-Services/166_dialog_focus

MYLOC-166 Dialog focus.
Prevent zoom on mobile devices - iOS particularly
Add min600 CSS to reduce size for desktop
Merge pull request #47 from BBC-Location-Services/mobile-zoom-fix

Mobile zoom fix
Merge master