Improved quiz auto-title.
Fixed textarea title not being hidden like in 4.x.
Coding standards: rename multichoice_row to multichoice-row.
Removed old < D7 code to do crazy things with input formats.
Removed dead code theme_multichoice_response. Moved to getReportFormResponse().
Remove deprecated _quiz_format_mod(). Much better in D7.
Merge pull request #92 from andytruong/merge-fef2599

Merge 5.x changes