JSAPI-3708: Show more sight link color, border and icon
JSAPI-3708: Logo image source path for index page
JSAPI-3708: POI popup FireFox error fix
Markers background size (retina marker fix)
#8 refactor copyright
#8 merge JSAPI-3708 with JSAPI-3749
#8 fix retina markers
#8 fix back icons
#8 fix copyright width on retina
#8 fix preloader sizes on retina
#8 remove unnecessary demos
Merge remote-tracking branch 'origin' into JSAPI-3708

Conflicts:
	src/DGAttribution/skin/basic/less/dg-mapcopyright.less
Merge pull request #8 from 2gis/JSAPI-3708

Пофиксить CSS баги после рефакторинга