Merge pull request #247 from joanneci/video

Video add to welcome and help
fix for navbar issues with fragment id links
job: timestamps links relative to app base path instead of current job page
Merge pull request #248 from kordero/19981

Code Review for Job #19981
Small update to 'you've been assigned' email
remove tweet from internal, remove internal from welcome, new bid and new bidding email changes, show draft jobs in list