Support multi ssh keys
Merge pull request #14 from mdevaev/multi-ssh-keys

Support multi ssh keys
renamed obedient/gns to obedient/powny
rename paths and variables to powny
refactored to reduce paths duplication and support custom elasticsearch for logs
flake8 style fix
fixed gitapi session environment setup
use tuple instead of list for default arg values
Merge pull request #15 from nikicat/master

refactored to reduce paths duplication and support custom elasticsearch for logs