Start create parser.
Add Tag constructor and split parsing content into chunks.
Implement attributes parsing and accessing.
Implement innerText and outerText.
Fix chunks error.
Provide default toString method for Tags.
Temp. Redefine TMPL_VAR for underscore.
Add methods hasTags to tag instance.
Temp. Implement TMPL_IF && TMPL_UNLESS.
Fix underscore TMPL_VAR.
Refactor slightly, move underscore port into external file.
Implement TMPL_ELSE and TMPL_ELSIF.
Implement TMPL_LOOP.
Implement expression cleaner.
Implement parseTemplate method.
TYPO.
Fix TMPL_UNLESS issue.
Add todo for TMPL_INCLUDE.
Replace double quotes with single quotes.
Implement TMPL_INCLUDE.