Submillisecond control server (#185)

* Add lunatic-control crate

* Add lunatic-control-submillisecond crate

* Add separate test certificate functions

* Add control server host functions

* Add sqlite persistence to control server

* Remove module test insert

* Implement bind for nulls

* Fix serde_json::Value not working with Bincode in ControlServer abstract process

* Use git dependencies in lunatic-control-submillisecond

* Add control server readme

* Fix formatting in Cargo.toml file

.gitignore

@@ -5,3 +5,4 @@
 debug.log
 notes-*.md
 publish.sh
+control_server.db