The most major update is the fact that the login is not manual any more.
Instead, a common file `ei2cdefine.py' is used to define the ELMA crate
hostname, username and password. This module is used across all Python
scripts to connect to the ELMA crate.

Apart from that, some new modules have been added and the gp-py/ folder
was renamed to diag/
Signed-off-by: Theodor Stana <t.stana@cern.ch>