Smallish release that fixes a debug output I left in and a bug in upl…

…oad.

Release 1.7.4 which fixes a bug in routing.

Release 1.7.3 including chmod on uploads, fixed handler loading, and …

…other fixes.

Release 1.7.2 with fixes for bugs found.

Merge pull request mongrel2#9 from jubarajborgohain/master

fixed ticket with title "Error messages for missing variables is weird"

Tagging the 1.6 release. Checked against the static published tarball.