Merge pull request #44 from kimyen/develop

Improve the UI for File Download Report
Merge pull request #45 from kimyen/develop

Add function on table headers to allow user to choose the column to sort on
Merge pull request #46 from kimyen/develop

Add New Certified User Metric
Merge pull request #47 from kimyen/develop

move cumulative Cert' Users to a new chart
Upgrade Debian to 7.6. Use NFS for better Vagrant performance. Upgrade guest configuration.
Merge pull request #49 from eric-wu/ui-vagrant

Upgrade Debian to 7.6. Use NFS for better Vagrant performance. Upgrade g...
Update package versions.
Merge pull request #50 from eric-wu/ui-upgrade

Update package versions.
Merge pull request #48 from kimyen/develop

Question: Correct vs Incorrect
Merge pull request #51 from kimyen/develop

File Download Report Changes
Remove redundant semi-colons.
UI perf update.
Merge pull request #52 from eric-wu/master

UI perf update
add Trending HTTP status code (percentage) and fix bug on question
metric