Add pluralize filter and literal tests
Refactor tests w.r.t. options and traits
Set max number of tests per file from template depth
Add several filter tests
Expand formatting to match 100 columns
Fix slugify_filter
Clean up namespace use
Add csrf_token test
Clean up namespace use
Add to future work
Fix boolean literal evaluation
Fix csrf_token test
Implement dedicated debugging facilities
Add missing include
Remove debugging cruft
Factor value_traits out to own file
Tidy up namespacing
Add to future work
Fix source argument
Fix ptree adapter