Button icons fixed for mobile devices. Map added to background of front page.
Merge branch 'theme' into develop

Conflicts:
	app/styles/main.css
Map image added.
Region popup titles now link through to info page in selected region.
Percentage increase/decrease added to region popup.
Opportunities text centered on region popup.
Background overlay scrollbar styling added.
Webkit scrollbar styling improvements.
Region map legend better positioned. Page titles moved to header to allow more content space.
Code cleanup.
About page link added.
Merge branch 'code-cleanup' into develop
Lint fixes.
Build
Merge branch 'develop'

Conflicts:
	dist/index.html
	dist/scripts/b1e87d64.scripts.js