Use render() to render with a RequestContext.

Fix #16.
Oops, remove debug.
Fix crash with objects having a non-ASCII repr in context.
Merge pull request #413 from aaugustin/use-request-context

Use render() to render with a RequestContext.
Fixed #383 -- Feed the proper SQL to cursor.execute (the one with placeholders).
Merge pull request #417 from apollo13/sql_fixes

Fixed #383 -- Feed the proper SQL to cursor.execute (the one with placeholders).
Test that non-string view arguments are supported.

Close #43.
Disable redirects interception by default.

In general it's more annoying than useful.
Make show_toolbar available for easier customization.

Thanks Ned Batchelder for the suggestion.

Fix #324.