first commit
Stopwatch in the format mm:ss:ms(millisecs). Watch works for less than ten minutes.
Try to stop the watch by 00 ms. Score is shown in upper right corner of the frame
for every successful stop at 00ms.

You will need simplegui library to execute this.
Download and copy the simplegui folder into your bin folder of the python installation.
Link for simplegui:  https://pypi.python.org/pypi/SimpleGUITk

Signed-off-by: kranthikiran01 <guduru.kranthikiran@gmail.com>