data: indexing java

* expanded appsettings to include java specific stuff
* added java indexer as separate project that can be build via its build script
* added dependencies for java indexer to the setup folder
* added license files for these dependencies.
* added sample project for java. this is just to test java on other machines and can be removed again in the future.
* the java parser test suite is currently uncommented because java is not running on every machine.
* added some more node types
* removed TokenComponentAccess::AccessType and replaced all its usages by using AccessKind
* moved access components from edges to nodes
* using recordReference of ParserClient for java
* removed recording access specifier of inheritance edges.
* added styles for new node types

src/lib/settings/ProjectSettings.cpp

@@ -82,6 +82,19 @@ bool ProjectSettings::setStandard(const std::string& standard)
 	return setValue<std::string>("language_settings/standard", standard);
 }
 
+std::vector<FilePath> ProjectSettings::getJavaClasspaths() const
+{
+	return getPathValues("source/class_paths/class_path");
+}
+
+std::vector<FilePath> ProjectSettings::getAbsoluteJavaClasspaths() const
+{
+	std::vector<FilePath> paths = getJavaClasspaths();
+	expandPaths(paths);
+	makePathsAbsolute(paths);
+	return paths;
+}
+
 std::vector<FilePath> ProjectSettings::getSourcePaths() const
 {
 	return getPathValues("source/source_paths/source_path");