Tweaking descriptions in 'nut' commands.
Added 'is defined' for "strict_variables". Fixes #671
Updated Backbone to 1.1.0, added maps for Underscore and Backbone.
Added "save_files: false" option to config.yml.dist.
Replaced markdown in favor of https://github.com/erusev/parsedown . Fixes #668.
Fix when project root is not '..'
Fix: Variable "filtered" does not exist in "_sub_lastmodified.twig"
Merge pull request #677 from richardhinkamp/twig-filtered-fix

Fix: Variable "filtered" does not exist in "_sub_lastmodified.twig"
Merge pull request #676 from richardhinkamp/fix-webprofiler-projectroot

Fix when project root is not '..'
Merge branch 'master' into role-based-permissions
Fixed: No username saved in editcontent
Clear the cache before running functional tests
Fixed username storage bug

editcontent did not save username when creating a new page and user had
no change-ownership permission
Disable timed-publishing fields based on permissions