Create VCPEVRRPCapability and store vrrp methods there.

This patch creates a new capability and moves already existing vrrp methods in VCPEBuilderCapability to it.
Create VCPEIPCapability and store updateIP method there.

This patch creates a new capability and moves already existing ip methods in VCPEBuilderCapability to it.
Merge pull request #495 from isartcanyameres/feature/move-capabilities-out-of-builder

Feature/move capabilities out of builder