Merge pull request #229 from BronyBorn/master

Fixed outdated ACL term.
Removed blue highlight
Added default member role setting to Members app
Added new permission for updating which role a member belongs to
Added verifications for edit/user_roles ACL rule
Added permissions in roles add/edit form to limit which roles an admin is allowed to assign to other members (and themselves)
Added alowed roles to role edit form
Added check for existing file to fix error if it gets deleted
Improved consistency against custom CSS stylesheets
Improved consistency against custom CSS stylesheets
Minor CSS consistency improvement
CLI Updater: version comparison fixed

String comparison of versions does not work always correctly. For example: ('1.3.9' <= '1.3.10') ===  false
Merge pull request #230 from olegiv/master

CLI Updater: version comparison fixed
Added headers to avoid IE caching issues on REST responses
Added fix for drag & drop uploads in IE10+
Fixed google maps include for use over https