Update resources submodule
Update walkhub submodule
Update walkhub submodule
Text changes in tests for the "severity of changes" field
Fix walkthrough play button selector
Fix missing image token from twittercard image meta tag
Fix twitter card image when the screenshotting did not succeed.
Module update - Metatags
Add contrib module - ImageCache Actions.
Add custom module - walkhub twitter card.
Merge pull request #87 from Coornail/fix/test-update-for-severity-of-changes

Text changes in tests for the "severity of changes" field
File walkhub_tcarde.modul updated according to comments.
Merge pull request #88 from Coornail/fix/test-walkthrough-play-button-selector

Fix walkthrough play button selector
Updated accorded to comments again.
Add dependencies and update hooks for install.
Merge pull request #86 from Pronovix/feature/twitter-card

Feature/twitter card
Enable more necessary modules for twitter cards.
WH tcard module fix svg to jpg, and fake gui added.
Added jpg version of WalkHub logo to theme - images.
Merge pull request #89 from Pronovix/feature/twitter-card

Feature/twitter card