Fixed a missing curly bracket in static.scss

On line 142 of static.scss there is a missing "}" bracket causing an error if you compile the scss.
Fixing no scrolling problem on iOS, iPad etc

On line 545 added "-webkit-overflow-scrolling: touch; overflow: scroll;" to enable scrolling on iOS devices. see http://johanbrook.com/browsers/native-momentum-scrolling-ios-5/
Merge branch 'master' of https://github.com/GriffinArtworks/patternlab-php into hotfix-sass
updating what's fixed in v0.6.2
Merge branch 'release-0.6.2'