Refactored image_fu helper to only use geometry when not nil.
Merge pull request #2810 from refinery/refactored-image-fu-to-prevent-bugs

Refactored image_fu helper to only use geometry when not nil.
bump sass-rails dependency to >=4.0, <5.1 for Foundation 5.5+ compatability
Merge pull request #2820 from paullaz/master

bump sass-rails dependency to >=4.0, <5.1 for Foundation 5.5+ compat
Removed unneeded assignment; added parentheses to method signature.
Fixed 'Ambiguous block operator' warning.
Prevented shadowing of outer local variable
Making the block parameter not as ambiguous.
removing unused local variable.
Merge pull request #2756 from refinery/refactorcop

Refactorcop refactors
Fix refinerycms-i18n dependency version and allow coffee-rails 4.1.x
Loosen dependencies to allow Rails 4.2