Update the project to be add hacking rules compliance

Clean the code to be compliance with hacking rules.

Partial-Implements blueprint hacking-compliance
Change-Id: Icb794fbe27f4a7fb1ab4aed4363edfbe97c37124
Update the project to use testr

Update the project wirh olso-incubator to use testr

Change-Id: I550779208569459dd1b9ad9cea496e12442d33cf
Partial-Implements blueprint hacking-compliance