Added some library files that mat be useful.
Made Encoder class, a function that encodes and send commands, and the basic serial communication manager.
Finished creation of ExternControl datatype and command.
Created a takeoff command, though it's still not writing to the stream for some reason.
Merged Ello's changes with changes from Diogo.
Conflicts were solved.

Merge branch 'master' of https://github.com/elloserafim/MK-YADrone

Conflicts:
	.classpath
	src/de/yadrone/base/IMKDrone.java
	src/de/yadrone/base/MKDrone.java
	src/de/yadrone/base/manager/SerialAbstractManager.java
	src/de/yadrone/base/manager/SerialCommandManager.java
	src/de/yadrone/base/mkdrone/command/FCCommand.java