Class Bertl added

Dependencies:   HCSR

Dependents:   BertlDrive_V2 BertlDrive_V2

Revision:
0:66e9a0afcbd6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HCSR.lib	Thu Feb 26 10:12:06 2015 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/teams/BERTL_CHEL_18/code/HCSR/#92d1f0be3af4