[stellaris] Adds and arduino-like time library.
[stellaris] Implements the interruptions on the 2 switches, including the hack for switch 2.
[localization] Creates the project for fixed beacons.
[communication] Adds drivers for lm4fxx to xbee_api.
[commtools] modifies what is needed in intp for lm4fxx.
[lm4fxx] Creates a software buffer library for RX UART.
[lm4fxx][UART_framing] Creates the drivers for lm4fxx for UART_framing.
[lm4fxx][communication] Implements more drivers for lm4fxx for :
* UART
* UART framing
* Xbee
* botNet
* timeout
[stellaris][communication] Commit that makes the stellaris able to be pinged with bn_debug_console. 
Also adds some missing parameters in Xbee setup.
[stellaris] Fixes bugs with .ld file and _sbrk and malloc.
[localisation] splits the lib laser int and make balise_mobile compliant with it.
Merge branch 'master' into dev_stellaris
[localization] Fixes some bugs introduced with the splitting of the laser library.
[localisation] Makes the interruption and laser processing code for the stellaris (by interruption).
Merge branch 'master' into dev_stellaris
[localization][stellaris] Fixes the laser detection within interruption routine (tested with oscilloscope) for stellaris.