New Grammars Compiler (#3915)

* grammars: Update several grammars with compat issues

* [WIP] Add new grammar conversion tools

* Wrap in a Docker script

* Proper Dockerfile support

* Add Javadoc grammar

* Remove NPM package.json

* Remove superfluous test

This is now always checked by the grammars compiler

* Update JSyntax grammar to new submodule

* Approve Javadoc license

* grammars: Remove checked-in dependencies

* grammars: Add regex checks to the compiler

* grammars: Point Oz to its actual submodule

* grammars: Refactor compiler to group errors by repo

* grammars: Cleanups to error reporting

grammars.yml

@@ -1,4 +1,3 @@
----
 https://bitbucket.org/Clams/sublimesystemverilog/get/default.tar.gz:
 - source.systemverilog
 - source.ucfconstraints
@@ -344,6 +343,8 @@ vendor/grammars/java.tmbundle:
 - source.java-properties
 - text.html.jsp
 - text.junit-test-report
+vendor/grammars/javadoc.tmbundle:
+- text.html.javadoc
 vendor/grammars/javascript-objective-j.tmbundle:
 - source.js.objj
 vendor/grammars/jflex.tmbundle:
@@ -574,7 +575,7 @@ vendor/grammars/opa.tmbundle:
 - source.opa
 vendor/grammars/openscad.tmbundle:
 - source.scad
-vendor/grammars/oz-tmbundle/Syntaxes/Oz.tmLanguage:
+vendor/grammars/oz-tmbundle:
 - source.oz
 vendor/grammars/parrot:
 - source.parrot.pir