ENH: server-side scripting

...main/java/caosdb/server/utils/fsm/FiniteStateMachine.java

...osdb/server/utils/fsm/MissingImplementationException.java

src/main/java/caosdb/server/utils/fsm/State.java

...a/caosdb/server/utils/fsm/StateNotReachableException.java

...a/caosdb/server/utils/fsm/StrategyFiniteStateMachine.java

src/main/java/caosdb/server/utils/fsm/Transition.java

...aosdb/server/utils/fsm/TransitionNotAllowedException.java

src/main/java/caosdb/server/utils/mail/ToFileHandler.java

src/test/java/caosdb/CaosDBTestClass.java

src/test/java/caosdb/server/Misc.java

...st/java/caosdb/server/resource/TestScriptingResource.java

...aosdb/server/scripting/TestServerSideScriptingCaller.java

.../java/caosdb/server/utils/fsm/TestFiniteStateMachine.java

...osdb/server/utils/fsm/TestStrategyFiniteStateMachine.java

src/test/java/caosdb/server/utils/mail/TestMail.java