* lang_js/parsing/map_js.ml: remove
* lang_js/parsing/test_parsing_js.ml: misc
* lang_js/parsing/ast_js.ml: estet
* lang_js/parsing/flag_parsing_js.ml: clean verbose_visit
* lang_ml/parsing/export_ast_ml.ml: delete
* lang_js/parsing/export_ast_js.ml: cleanup
* lang_js/parsing/meta_ast_js.ml: cleanup
* lang_js/parsing/ast_js.ml: estet
* lang_js/parsing/lexer_js.mll: cleanup + exn_when_lexical_error
* lang_js/parsing/unit_parsing_js.ml: dead code
* lang_ml/parsing/parse_ml.ml: estet
* lang_js/parsing/parse_js.ml: estet
* lang_js/parsing/parsing_hacks_js.ml: new
* lang_js/parsing/parsing_hacks_js.ml: move code there
* lang_js/parsing/test_parsing_js.ml: use error recovery
* tests/js/dom.js: deleted
* lang_c/analyze/ast_c_simple_build.ml: clean
* lang_clang/parsing/lexer_clang.mll: clean
* lang_cpp/parsing/export_ast_cpp.ml: clean
* lang_cpp/parsing/lib_parsing_cpp.ml: rename