canvg working, even in tests
couple more tests and outerhtml fixup
Changed sign in button color back to orange.
Smaller assets with common aspect ratio
Used "fit-" function to reduce image size. Changed text.
More precise control over link text so it will always be white (dropdown menu)
More simple CSS
add setText
Merge pull request #352 from code-dot-org/webapp_setText

webapp: add setText
Merge pull request #353 from code-dot-org/teacher_experience_facelift

Teacher experience facelift
Updated test for teacher experience dashboard
Merge pull request #351 from code-dot-org/canvg2

[Finishes #81859562] use canvg for comparison
Merge pull request #354 from code-dot-org/teacher_experience_test_update

Updated test for teacher experience dashboard
Made tiles more obviously clickable with subtle color changes on hover.
[Finishes #82176774] dont show code for eval
don't crash when 404ing in test env
Temporarily disabling banner on home page.
Merge pull request #355 from code-dot-org/teacher_experience_facelift

Made tiles more obviously clickable with subtle color changes on hover.
Merge pull request #356 from code-dot-org/remove_banner

Temporarily disabling banner on home page.
Automatically built.

commit 4eebbeebd8458e26d2578d2e857876597800216d
Author: Laurel Fan <laurel.fan@gmail.com>
Date:   Thu Nov 6 15:43:39 2014 -0800

    don't crash when 404ing in test env

commit 7fa3ad8f427df30bfbe71aa5d6ac15f87dc0ef81
Author: Brent Van Minnen <bjvanminnen@gmail.com>
Date:   Thu Nov 6 15:39:49 2014 -0800

    [Finishes #82176774] dont show code for eval