Compilation unit printer
- Pretty printer (ASTConfLangCompilationUnitPrinter.java) for getting the content of a ASTConfLangCompilationUnit into a conf file
- Unit test structure (ASTConfLangCompilationUnitPrinterTest) similar to EmadlPrettyPrinterTest (FileLoader used)
- Fixed some issues in ASTConfLangCompilationUnitHandler