make stuff work on gjs
ometa-compiler: add missing ';'
js-compiler: add 'let' support
add parsing error support
add support for const & refactor let/var
Always display errors
remove unused include
refactorise loading
no need to display exception, just rethrow
error messages using log()
insert semi colons and fix surrounding {}
don't use so much global scope and add semi colons
fix redundant semi colons again
fix variable declarations with const/let/var
ometa compiler: add missing semi colons
ometa js compiler/optimizer: regenerate using latest compiler
ometa-compiler: don't embed grammar name to prepare for grammar update
get rid of lib.js
fix error line offset
js-compiler: add missing semi colons