Jerryp/gallery v2

[jerry-peng]

fixes issue #485 637

Browser support for gallery video player:
Chrome: does not preload (good), cannot move video seek bar (bad)
Firefox: works fine, does not preload (good), seek bar works (good)
Safari (Mac): not working
Safari (Phone): not working
Edge: does not preload (good), moving seek bar requires downloading video before seeking position (bad)

Changes in this PR.

• Added templates for adding/viewing/deleting gallery videos and field journals.
• Added data for field journals and gallery videos.
• Make video fast for streaming. (Able to play before downloading entire file)

Testing this PR.

1. Create an editor and a contributor account. Approve them through admin account
2. Login as contributor. View some existing videos/field journal. Make sure the website displays correctly.
3. try clicking the delete video/ delete journal buttons. It should not work.
4. Try adding new video/journal. For journal, make sure title, entry, date_time fields are required. For videos, make sure title, date_time, video fields are required, and thumbnail and description fields are optional.
5. After adding the videos/journal, the webpage should redirect to the site page. Make sure the newly added videos/journals appear on the site page.
6. Logout, and login as contributor. Do the same (step 2-5) The only difference is, after deleting videos/field journals, they are deleted and user is directed back to the site page. Make sure deleted videos/journals do not appear on the site page.

Expected Output.

1. Everything that has "make sure" is made sure.

$ make test
[... test output ...]

@osuosl/devs