Remove confusing hint words from  git training tutorial

 Fix #981
Merge branch 'master' of https://github.com/openhatch/oh-mainline
Address feedback in PR #309
Require login to use create/edit, refactor tests
Add async refresh functionality for out-of-date fields (WIP)
Naive implementation of async page refresh
Iron out wrinkles in async update implementation
Merge pull request #1359 from ehashman/issue1021

[issue1021] Add asynchronous page update capability
Add edit links to main screen
Merge pull request #1361 from ehashman/issue1360

#1360 Add edit links to main screen
Merge pull request #263 from yaochen1994/master

Remove Confusing Hint Words from Tutorial  of Git Training Missions
Customize main bug set screen if user is/is not logged in
Merge pull request #1364 from ehashman/issue1360

Customize main bug set screen if user is/is not logged in
Add csrf_token to subscribe_to_bug_alert_do POST

Closes #1356
Fix any and all broken pages caused by Django 1.5 url syntax

Fix 3 broken pages in the templates pages.
Merge pull request #1362 from paulproteus/issue-1356

Add csrftoken to subscribe_to_bug_alert_do POST
Merge pull request #1365 from onceuponatimeforever/Fix-broken-account-pages

Fix any and all pages caused by Django 1.5 url syntax