Merge pull request #8 from mape1991/dev_server_aymeric

Dev server aymeric
drone tests fix for one-character messages
server tests fix for one-character messages
gui implementation with test
Merge pull request #9 from mape1991/dev_server

update udp from aymeric branch
remove strings for tests in commons
remove ON-OFF constants in server
Merge branch 'dev_server_julien' of https://github.com/mape1991/LocalizationDRONE into dev_server_julien
commented arm compiler path when user.properties file deleted
fix for udp comm with tests except test_gui
Merge pull request #12 from mape1991/dev_server_julien

v0.1.2 - basic gui, tests
Merge pull request #13 from mape1991/dev_server

Pull v0.1.2 on dev_server_aymeric