Merge pull request #145 from futhr/master-specs-n-fixes

[master] Better spec coverage + fixes
update it translation
add Romanian translation file from @andreiglingeanu https://github.com/spree/spree_static_content/pull/140
Check if taxonomies is defined before including the taxonemies sidebar
Update ru.yml
Merge pull request #146 from Willianvdv/taxonomies-sidebar

Only show taxonomies sidebar if taxonomies is defined
Bump dependencies and version.