corrected stacheService, edit profile tabs
Merge pull request #120 from baoducng/feat/profileTab

corrected stacheService, edit profile tabs
(feat) Add aws_url to stache model, changed content to not be required
(feat) Change Stache button to trigger s3upload, which then invokes saveStache
(cleanup) Move lock stache to be above file upload status and preview, unhid file upload status and preview
Update theme
(cleanup) Remove unnecessary sass file
(feat) Insert progress bar and styling
Merge pull request #121 from valiantvu/feat/style

Feat/style
(feat) Add stache id to user model's staches created upon make stache
(feat) Add created stache id to user model
(refactor) Remove date from staches discovered
(feat) Add database method to map array of stache ids into actual staches
(feat) Add database helpers to ensure that all user models sent to client contain actual staches instead of stache ids