WM: New 404 markup
WM: Image link to 404 page; closes #517
WM: Cleanup
RR: change 404 message in test
WM: Semibold for no-project boxes
RW|WW: Font weight variations in projects n homepage; closes #1081
Putting small images in the submission legend (80 px as per @rowo's recs), and linking to the large image.
Merge pull request #1083 from onaio/1081_change_bold_strong_to_semibold

1081 change bold strong to semibold
PLD: fix rebase error
Merge pull request #1078 from onaio/1072_small_images

Putting small images in the submission legend (80 px as per @rowo's recs...
Merge pull request #1069 from onaio/517_design_404_page

517 design 404 page
PLD: add tests for anonymous access to orgs and proiles
PLD: simplify change password settings redirect logic
PLD: use dash over underscore in change password to match rest of code and clj standards
PLD: remove check for teams and username, closes #1035
PLD: mock team calls
PLD: clenaup and properly mock datasets tests
PLD: mock everything in projects test
PLD: change password name-change in test