Fix Dockerfile to support Composer.
Merge pull request #440 from Typz/docker

Fix Dockerfile to support Composer.
Move tasks templates to a subfolder
Merge branch 'master' of https://github.com/fguillot/kanboard
Allow click on subtask status icon to toggle
Reposition the tooltip when they are loaded.

At the end of the asynchronous load, the tooltips need to be
repositionned, since the size of the content may have changed.
Merge pull-request #444, Allow click on subtask status icon to toggle
Update pt_BR translations, merge pull-request #448
Move user templates to a subfolder
Minor css improvement
Fix wrong template path
Move RSS link to the top and open share links with a new tab
Merge remote-tracking branch 'origin/master'