This reverts commit 8402be3b.

Ran these suckers through ImageOptim, which crunched 'em down real nice.

 lms/static/images/wmd-buttons-transparent.png       | Bin 9698 -> 7046 bytes
 lms/static/images/wmd-buttons.png                   | Bin 7465 -> 5970 bytes
 .../credit_notifications/edx-logo-header.png        | Bin 1894 -> 1225 bytes
 .../ebe754f90bc88acf8ec6a1d27b87f743_120.jpg        | Bin 3168 -> 2752 bytes
 .../ebe754f90bc88acf8ec6a1d27b87f743_30.jpg         | Bin 957 -> 648 bytes
 .../ebe754f90bc88acf8ec6a1d27b87f743_50.jpg         | Bin 1362 -> 1048 bytes
 .../ebe754f90bc88acf8ec6a1d27b87f743_500.jpg        | Bin 15852 -> 13940 bytes
 .../f0d065035a5c4d32df318fbc54138765_120.jpg        | Bin 3168 -> 2752 bytes
 .../f0d065035a5c4d32df318fbc54138765_30.jpg         | Bin 957 -> 648 bytes
 .../f0d065035a5c4d32df318fbc54138765_50.jpg         | Bin 1362 -> 1048 bytes
 .../f0d065035a5c4d32df318fbc54138765_500.jpg        | Bin 15852 -> 13940 bytes
 themes/edge.edx.org/lms/static/images/logo.png      | Bin 7465 -> 4574 bytes
 themes/edx.org/cms/static/images/studio-logo.png    | Bin 4782 -> 4779 bytes
 themes/edx.org/lms/static/images/logo-large.png     | Bin 4581 -> 3367 bytes
 themes/edx.org/lms/static/images/logo.png           | Bin 1244 -> 1184 bytes
 .../lms/static/images/profiles/default_120.png      | Bin 6398 -> 3252 bytes
 .../lms/static/images/profiles/default_30.png       | Bin 993 -> 522 bytes
 .../lms/static/images/profiles/default_50.png       | Bin 2068 -> 1035 bytes
 .../lms/static/images/profiles/default_500.png      | Bin 91560 -> 0 bytes
 themes/red-theme/lms/static/images/logo.png         | Bin 909 -> 559 bytes
 20 files changed, 0 insertions(+), 0 deletions(-)

OPEN-307