This reverts commit 8402be3b.

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

 .../static/images/capa/vsepr/T-shaped-3D-balls.png | Bin 57074 -> 53926 bytes
 .../images/capa/vsepr/Tetrahedral-3D-balls.png     | Bin 53631 -> 48796 bytes
 .../static/images/capa/vsepr/Trigonal-3D-balls.png | Bin 56071 -> 51879 bytes
 .../capa/vsepr/Trigonal-bipyramidal-3D-balls.png   | Bin 47683 -> 43395 bytes
 .../images/capa/vsepr/Trigonal-planar-stick.png    | Bin 89521 -> 69265 bytes
 common/static/images/hd.png                        | Bin 364 -> 355 bytes
 common/static/images/high_pass_filter.png          | Bin 48150 -> 26132 bytes
 common/static/images/ico-tinymce-code.png          | Bin 337 -> 228 bytes
 common/static/images/ml_grading_icon.png           | Bin 405 -> 379 bytes
 common/static/images/partially-correct-icon.png    | Bin 1141 -> 1047 bytes
 common/static/images/peer_grading_icon.png         | Bin 610 -> 472 bytes
 common/static/images/placeholder-faculty.png       | Bin 9137 -> 9130 bytes
 common/static/images/placeholder-image.png         | Bin 2312412 -> 1930682 bytes
 .../static/images/sequence-nav/list-finished.png   | Bin 1063 -> 139 bytes
 .../static/images/sequence-nav/list-unfinished.png | Bin 1070 -> 142 bytes
 .../static/images/sequence-nav/list-unstarted.png  | Bin 1067 -> 142 bytes
 common/static/images/sequence-nav/next-icon.png    | Bin 1079 -> 264 bytes
 .../static/images/sequence-nav/previous-icon.png   | Bin 1062 -> 256 bytes
 common/static/images/voltage_divider.png           | Bin 27331 -> 13855 bytes
 common/static/js/capa/genex/images/circles.png     | Bin 1492 -> 974 bytes
 common/static/js/capa/genex/images/circles_ie6.png | Bin 432 -> 358 bytes
 common/static/js/capa/genex/images/corner.png      | Bin 1140 -> 709 bytes
 common/static/js/capa/genex/images/corner_ie6.png  | Bin 412 -> 328 bytes
 common/static/js/capa/genex/images/hborder.png     | Bin 1995 -> 1205 bytes
 common/static/js/capa/genex/images/hborder_ie6.png | Bin 706 -> 607 bytes
 25 files changed, 0 insertions(+), 0 deletions(-)

 common/static/images/capa/vsepr/AX2E2-3D-balls.png  | Bin 80754 -> 74749 bytes
 common/static/images/capa/vsepr/AX2E3-3D-balls.png  | Bin 79137 -> 73373 bytes
 common/static/images/capa/vsepr/AX3E0-3D-balls.png  | Bin 65304 -> 58931 bytes
 common/static/images/capa/vsepr/AX3E1-3D-balls.png  | Bin 63627 -> 57952 bytes
 common/static/images/capa/vsepr/AX3E2-3D-balls.png  | Bin 67530 -> 63447 bytes
 common/static/images/capa/vsepr/AX4E0-3D-balls.png  | Bin 52642 -> 47395 bytes
 common/static/images/capa/vsepr/AX4E1-3D-balls.png  | Bin 76179 -> 70045 bytes
 common/static/images/capa/vsepr/AX4E2-3D-balls.png  | Bin 87475 -> 80027 bytes
 common/static/images/capa/vsepr/AX5E1-3D-balls.png  | Bin 72517 -> 65354 bytes
 common/static/images/capa/vsepr/AX5E2-3D-balls.png  | Bin 81700 -> 74925 bytes
 common/static/images/capa/vsepr/AX6E0-3D-balls.png  | Bin 58834 -> 52799 bytes
 common/static/images/capa/vsepr/AX6E1-3D-balls.png  | Bin 65374 -> 60540 bytes
 common/static/images/capa/vsepr/AX7E0-3D-balls.png  | Bin 57532 -> 52260 bytes
 common/static/images/capa/vsepr/AX8E0-3D-balls.png  | Bin 72760 -> 66708 bytes
 common/static/images/capa/vsepr/AX9E0-3D-balls.png  | Bin 70859 -> 64089 bytes
 common/static/images/capa/vsepr/Bent-3D-balls.png   | Bin 62092 -> 56501 bytes
 common/static/images/capa/vsepr/Linear-3D-balls.png | Bin 44902 -> 42863 bytes
 .../images/capa/vsepr/Octahedral-3D-balls.png       | Bin 62223 -> 56735 bytes
 .../capa/vsepr/Pentagonal-bipyramidal-3D-balls.png  | Bin 61456 -> 55610 bytes
 .../capa/vsepr/Pentagonal-planar-3D-balls.png       | Bin 72626 -> 65949 bytes
 .../capa/vsepr/Pentagonal-pyramidal-3D-balls.png    | Bin 71485 -> 64805 bytes
 .../static/images/capa/vsepr/Pyramidal-3D-balls.png | Bin 63322 -> 58066 bytes
 common/static/images/capa/vsepr/Seesaw-3D-balls.png | Bin 66832 -> 61761 bytes
 .../capa/vsepr/Square-antiprismatic-3D-balls.png    | Bin 88977 -> 80249 bytes
 .../images/capa/vsepr/Square-planar-3D-balls.png    | Bin 71351 -> 65996 bytes
 25 files changed, 0 insertions(+), 0 deletions(-)

 common/static/css/vendor/slickgrid/images/help.png  | Bin 345 -> 334 bytes
 .../static/css/vendor/slickgrid/images/stripes.png  | Bin 1125 -> 88 bytes
 .../images/ui-bg_flat_0_aaaaaa_40x100.png           | Bin 180 -> 86 bytes
 .../images/ui-bg_flat_75_ffffff_40x100.png          | Bin 178 -> 86 bytes
 .../images/ui-bg_glass_65_ffffff_1x400.png          | Bin 105 -> 97 bytes
 .../images/ui-bg_highlight-soft_75_cccccc_1x100.png | Bin 101 -> 86 bytes
 .../smoothness/images/ui-icons_222222_256x240.png   | Bin 4369 -> 3714 bytes
 .../smoothness/images/ui-icons_2e83ff_256x240.png   | Bin 4369 -> 3714 bytes
 .../smoothness/images/ui-icons_454545_256x240.png   | Bin 4369 -> 3714 bytes
 .../smoothness/images/ui-icons_888888_256x240.png   | Bin 4369 -> 3714 bytes
 .../smoothness/images/ui-icons_cd0a0a_256x240.png   | Bin 4369 -> 3714 bytes
 .../ui-bg_diagonals-thick_18_b81900_40x40.png       | Bin 260 -> 136 bytes
 .../ui-bg_diagonals-thick_20_666666_40x40.png       | Bin 251 -> 136 bytes
 .../images/ui-bg_flat_10_000000_40x100.png          | Bin 178 -> 86 bytes
 .../images/ui-bg_glass_65_ffffff_1x400.png          | Bin 105 -> 97 bytes
 .../images/ui-bg_gloss-wave_35_f6a828_500x100.png   | Bin 3762 -> 1756 bytes
 .../ui-lightness/images/ui-icons_222222_256x240.png | Bin 4369 -> 3714 bytes
 .../ui-lightness/images/ui-icons_228ef1_256x240.png | Bin 4369 -> 3714 bytes
 .../ui-lightness/images/ui-icons_ef8c08_256x240.png | Bin 4369 -> 3714 bytes
 .../ui-lightness/images/ui-icons_ffd27a_256x240.png | Bin 4369 -> 3714 bytes
 .../ui-lightness/images/ui-icons_ffffff_256x240.png | Bin 4369 -> 3714 bytes
 common/static/images/arrow-left.png                 | Bin 1062 -> 256 bytes
 common/static/images/arrow-right.png                | Bin 1079 -> 264 bytes
 common/static/images/capa/vsepr/AX2E0-3D-balls.png  | Bin 32790 -> 30318 bytes
 common/static/images/capa/vsepr/AX2E1-3D-balls.png  | Bin 61843 -> 57213 bytes
 25 files changed, 0 insertions(+), 0 deletions(-)

putting vsepr static image files where vsepr js can find them. TODO: reogranize after proper input type static file storage is sorted out.