Merge pull request #1846 from resolve/dialog_404s_on_unknown_actions

404 on unknown dialog actions.
Moved view method Page#title_with_meta into the view.

New Helpers:
* page_title_with_translations(page)
* page_meta_information(page)

These helpers apply to the Refinery backend when conventionally invoked.
Refactored code from Dialogs#show into utility methods.
Fixed some whitespace and unrequired parentheses.
Add specs for page_meta_information and page_title_with_translations helper methods.
Merge pull request #1847 from resolve/backend_separate_meta_information_from_page_title

Placed view logic in the view.
Provide a utility helper view_context#sanitize_hash

Primary use case: to sanitize Pages#preview input.
Add specs for sanitize_hash helper.
Allow failures in jruby because it is so unreliable.

Make sure to check them though.
sk translation for refinery:form
Merge pull request #1851 from keram/sk-cs-translations

sk translation for refinery:form
Move changelog entry about #1847 to 2.0.6 section.
czech translation and bugfixes in slovak
Update core/lib/generators/refinery/form/templates/config/locales/cs.yml

Czech form translation review
Merge pull request #1 from simi/sk-cs-translations

Update core/lib/generators/refinery/form/templates/config/locales/cs.yml
Merge pull request #1855 from keram/sk-cs-translations

czech translation and bugfixes in slovak
Remove extra javascript content blocks.
Before trying to merge tmp locales check if the tmp file is actually there because engine and form extension have different locale files.
sk translation for engine generator
Merge pull request #1856 from keram/sk-cs-translations

sk translation for engine generator