#371374 by quicksketch, drewish, eojthebrave, and dopry: ImageCache UI in core. Hell yeah! :D Resizable, scalable, croppable, grey-scalable, rotatey images for all.

#457744 by quicksketch: Insert missing calls to file_attach_delete() and file_attach_delete_revision().

- Patch #520664 by rfay, quicksketch: file_get_mimetype() should not be case-sensitive. Comes with more and better tests.

- Patch #524476 by Scott Reynolds: improper FAPI handling for search settings form and minor clean-up of function names.

- Patch #520486 by kika: after killing folded comments in #506218, modules/comment/comment-folded.tpl.php still exists. Kill it to death!