Qosay Abualaish / Mbed 2 deprecated Reading_Frequency_of_Mains

I Have made this code to be able to read the grids frequency, ( some files are not required as you can run code without however i left in to see the process)

Dependencies:   mbed Servo LM75B C12832_lcd

Diff: LM75B.lib

Revision:
0:c56707c70c71
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/LM75B.lib	Tue May 28 11:43:01 2019 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/chris/code/LM75B/#6a70c9303bbe