Hide prerequisite label if there are no prerequisites associated with the walkthrough
Reorganize play dialog into two fieldsets
Fix typo
Add todos
feature/521: theme private sharing

* Indication whether the node is public or private.
* The switch is currently linked (with js) to the edit page. It needs
  rewrite to ajax.
* Themed sharing links, texts, and buttons.
* There is a related commit with css and fonticon changes in the main
  repository.
Merge pull request #50 from tamasd/7.x-1.x

Adds disable clicks outside of the walkthroughs button.
feature/521: correcting errors + adding templates
Merge pull request #49 from csanyiarpad/feature/521-link-sharing-wts

feature/521: theme private sharing
feature/519: "start WT" button next to the title

* button placed next to the title
* button title changed to "Play"
* there are related css changes in the parent repository
fix/580: finishing todos left by coornail

* theming
* severity and prerequisites dispaly conditions
+ automatically select text when you click in the embed or share textareas
Merge pull request #51 from csanyiarpad/feature/519-clean-up-wt-page

feature/519: "start WT" button next to the title
Merge pull request #52 from csanyiarpad/fix/clean-up-play-dialog

Fix/clean up play dialog
Gulpfile cleanup.
Theme function cleanup.
Adds AJAX functionality to the publish/unpublish switch on the walkthrough node page.