Update GFrun.sh

diag ++
+ Diag libusb

libusb
Update README.md

- Python 2.7+

- PyUSB 1.0 (seems to be a bug which makes it segfaults on version before
  Alpha 2). It is recommended to use pip to install PyUSB:
  
  pip install pyusb

  Alternatively you can install it from GitHub:

  https://github.com/walac/pyusb
Signed-off-by: xonel <m@il.xonel>
Garmin Connect Python Uploader Release Notes: Release 2013.05.05: Comments: Fixed issue where script failed if user's Garmin Connect display name
Merge branch 'master' into GFrun

Conflicts:
	GFrun/install/GFrun.sh

Signed-off-by: xonel <m@il.xonel>