WM: Default background blue bg
WM: Hide background image tag
PLD: set letter color based on name
Merge pull request #921 from onaio/920_org_profile_defaults

920 org profile defaults
RR/UK: use browser protocol for content
WM: Added media list on dataset page
WM: Upload button added
WM: List-images for media files
WM: Non-highlightable dropdown menus; closes #739
WM: Accordion togglers, open/closed state
WM: Closed stated hides content
WM: Sideblock and accordion max-heights
WM: Responsive heights for datasetnav blocks
WM: Hover state tests, navbar max-width
WM: Accordion togglers pseudo:checked
WM: Checkbox toggling and color states
WM: Scrollable togglable media list
WM: Uploaded file display and form
WM: Confirm media file delete modal
WM: Overflow scroll on dataset sidebar