remove unused template directory
Add achievement files   in  courses.dist/modelCourse/templates/achievements
Merge branch 'pstaab_dev' into ww2.5.2
Use nfreeze and nthaw instead of freeze and thaw
More Bug Fixes for the Homework Manager page as well as some reorganization of the js files in the htdocs/js folder.
A bug fix on the Homework Sets (front page) due to moving around library files.
Merge pull request #22 from pstaabp/master

More updates
Fixed a typo on loading a template file.
Merge branch 'ww2.5.2' of https://github.com/mgage/webwork2-dev
Merge pull request #23 from pstaabp/master

Another try to get updates merged.
Grab more updates from Peter
add alias to pg/VERSION from webwork2
Revert  thaw back to thaw
Merge branch 'ww2.5.2' of https://github.com/mgage/webwork2-dev into ww2.5.2
add configurations switch for Homework Manager and adjust display in main menu
Define Constants::WEBWORK_DIRECTORY   from ENV  if it not already defined
Compare library version to be greater than or equal to 2.0 rather than equal to 2.0
Fix capitalization error for Backbone.js to backbone.js
Compare libraryVersion is greater than 2.0 rather than equal to 2.0

Merge remote-tracking branch 'origin/ww2.5.2' into ww2.5.2
Fix another capitalization mismatch