etcdobj: remove extra lines between methods in __init__ (pep8)
etcdobj: remove extra lines between methods in __init__ (pep8)

Signed-off-by: Alfredo Deza <3f4d00ffa77e6441ab2d23c25a618925d2383b02@redhat.com>

r0h4n/commons,Tendrl/commons,rishubhjain/commons