add try/catch
update try/catch; implement throw, Ex class
fix extra space after removing var
add support for DoWhile and continue
update todo, browserify build, tests
oops, fix encodeProp
move runtime to build/ and exclude from git
add support for regex literals
implement break and switch
refactor encodeRegExp
better handle unsupported node types
add grouping to nested binary expressions
implement a.b++
js_op -> x_op
refactor transform; store lexical variable list on node; only export fn name as var when used
use Object.defineProperty to store node meta-data as non-enumerable props
refactor scopify a bit
updates to scopify to support CatchClause param scope
update notes
add escope, esrefactor