Do not require Java8 and depends on non-beta ecj
Update antlr to 4.2
Add more works and experiments on Volpts parser
Format AST.java
Add ModuleDeclaration and DefDeclaration to the parser
Add more effort on Volpts.g4
Remove an unnecessary println from Volpts.g4
Use Scala for testing
Use ScalaTest for testing
Remove configurations for m2e in favor of NetBeans
Set project.build.sourceEncoding to UTF-8
Set the version of maven-compiler-plugin to 3.1
Add entries to .gitignore for IntelliJ IDEA
Add entries to .gitignore for logs created at crashes
Move back to Scala completely, with Scalariform settings, etc.
Let ParserUtil.seq return Vector
Use maven-shade-plugin to shade scala and ecj
Update ecj to 4.3.1
Add dependency-reduced-pom.xml to .gitignore