Datacollection on microbit with bluetooth uart transfer

Dependencies:   BLE_API mbed

Revision:
0:91cacb081de7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/microbit.lib	Mon Feb 19 23:29:39 2018 +0000
@@ -0,0 +1,1 @@
+https://github.com/lancaster-university/microbit/#f4e7e01c1d594a547c326e1567848e69de32d01c