Steam Connect: Merge plugin from stage to master.
README\!
Merge pull request #157 from vanilla/feature/readme

README!
Remove the locales script from addons.

The locale synchronization is now done with txsync and the source translations are now in the locales repo.
Merge pull request #159 from vanilla/hotfix/remove-deprecated-locales

Remove the locales script from addons.
NBBC: Remove unnecessary translateToHtml function.
NBBC: Remove commented line.
Merge pull request #161 from vanilla/hotfix/render-emoji-everywhere

Remove unnecessary translateToHtml function.
Add _NoMessages to the jsconnect page to disable messages and pockets.
Merge branch 'master' into stage