Adding add hint flow to the add hint page.
Clean up code.
admin stats: add gender for users, confirmed email count for teachers
Merge branch 'master' of github.com:code-dot-org/dashboard
Merge pull request #260 from nanan9177/blockly_fix

Rake task for getting ideal_solution.
Updated based on Toby's results.
Merge pull request #259 from nanan9177/feedback_collect

Adding add hint flow to the add hint page.
Made read pool same as write so we can kill extra db.
Get rid of cache bust if in development so break points work.
Remove terminated machines from deploy.
Remove terminated machines from sync_dash script.
Merge pull request #261 from code-dot-org/dev

Get rid of cache bust if in development so break points work.
Use env variables.
White list learn2.code.org regarding nginx redirect.
Add test group for deploy.
Update test deploy group.
Rename test to private to avoid shadowing test task.
Use regex instead of hard != to check for learn2.
Update private group.
add new hidden script: 2014_script.csv with bounce levels for testing