[BEAL] added extra function to background
[options] removed unused parameter
[project] added an export functionality

allows communitites to be exported easily to a spreadsheet
currently only supports chrome, some BEAL edits needed for
firefox/safari before this can be merged
[export] added support for a.k.a.
[export] added a progress bar
[export] moved from textarea to table
[export] added support for safari
[export][firefox] trying to integrate firefox
not working
[safari][beal] moved to safari.extension.settings
instead of using localStorage
[export] use a js pop-up instead of a real one
[export] removed the openPopup functions from BEAL
[options] added background image for smaller pages
[options] added CSS3 transition
[firefox] preliminary support, pop-up works, JS doesn't
[export] ui fix for safari
aparently user stylesheets don't have priority over author's stylesheets
so added !important
[export] fix for firefox
[export] fixed copy for firefox
[export] improved button for export
now also shown in communities that don't have a source yet
Merge branch 'dev-export' into develop