#162 Disable unit select visually
#162 Adjusted spacing
#420. Implemented reset functional.
#420. Backmerge with master.
#420 A few formal adjustments
Merge pull request #425 from laterpay/feature/420_add_reset_option_to_bulk_price_editor

Feature/420 add reset option to bulk price editor
lgtm
Fixes #420
#422. Added correct price function, price of post saved.
#422. Backmerge with master.
#422. Fixed js global price, issue with empty categories selects.
#422. Added check of affected price types, some enhancements of code.
#145 removed shortcodes in test mode
#422 Improced documentation and method names
#414 urlencode safe base64
Merge pull request #426 from laterpay/feature/145_shortcodes_in_test_mode

#145 removed shortcodes in test mode
Fixes #145
Merge pull request #427 from laterpay/feature/414_file_name_encoding

#414 urlencode safe base64
Fixes #414
#422. Affected should be used only with global and category price types.
#422. Backmerge.
#422. Implemented change post price type value function.
#422. Added revenue model save on price type value modification.
#422 Improved documentation