Change tabs to 4 spaces.
Support literal true/false in arguments.
Make a SnytaxException a 400 error code.
Tokenize the "this" path arg as a dot, not a variable.
Added the inverse to Helpers::section().
Added the col field to parser nodes. Added support for {{^}} inverse sections.
Added some basic tag path validation.
Added a compile exception.
Compile 'this' along with '.' paths.
Remove code coverage report from the unit tests.
Don't skip the handlebars spec tests that we now pass.
Update the handlebars spec test to include more tests.