Merge pull request #5 from yokose-ks/EDX-282

EDX-282: Fix bug 'BadRequestRateLimiter' is not defined
EDX-299: Fix error messages in password reset confirm
Merge pull request #6 from yokose-ks/EDX-299

EDX-299: Fix error messages in password reset confirm
EDX-298: Avoid embedded video autoplay in course about page
Merge pull request #7 from yokose-ks/EDX-298

EDX-298: Avoid embedded video autoplay in course about page
update UI edX to gacco (responsive)
Merge pull request #9 from WatanabeYasumasa/EDX-315-2

EDX-315: Fix UI
Fix dashboard for resign
ADD SP button in courseware/info and welcome-back
Fix JP
Fix Discussion UI(for PC)
Fix UI Discussion/Courseware
Fix UI problem
Fix UI register/login (MSG for gacco)
Fix UI dashboard(add title "my page")
Fix UI courseware sidebar font-setting
Fix UI courseware reveal-modal
Fix modal dashboard-change_email
fix new post and video player
Merge branch 'watui' of https://github.com/WatanabeYasumasa/edx-platform into watui