remove own options package and reuse the one from JastAdd

src/main/java/org/jastadd/relast/compiler/Compiler.java

...java/org/jastadd/relast/compiler/options/CommandLine.java

.../java/org/jastadd/relast/compiler/options/EnumOption.java

.../java/org/jastadd/relast/compiler/options/FlagOption.java

...main/java/org/jastadd/relast/compiler/options/Option.java

...ava/org/jastadd/relast/compiler/options/StringOption.java

src/test/java/org/jastadd/ros2rag/tests/RelAstTest.java