Bumped version to 0.3.0
Bumped version to 0.3.0

arshsingh/cerberus,nicolaiarocci/cerberus,dkellner/cerberus,funkyfuture/cerberus,calve/cerberus,MacHu-GWU/cerberus-sanhe,brettatoms/cerberus,pyeve/cerberus,funkyfuture/cerberus,nicolaiarocci/cerberus,dkellner/cerberus,MacHu-GWU/cerberus-sanhe,pyeve/cerberus,calve/cerberus