Log iFrame loading.
Move iFrame load check in hopes of catching the succesful upload completion.
Attempt fix to iFrame load logging.
Use static form for IE8-9. Upload directly, targeting the iFrame properly. Server responds with the resulting image tag.
Consolidate duplicated server code in #image_tag.

/upload_memory now redirects to the new /uploaded_memory_page, in hopes of fixing IE8-9 confusion.
Fix #image_tag consolidation and usage.
Target current frame with old IE upload form.
Comment out unintentionally-persisted call to ajaxForm.
Send IE8-9 to their own image-cropping page.