v1.2.0

This release includes a number of fixes and improvements
#77 Turn on logging for libcalico
#78 Use yaml to read network config
#73 Add a way to easily created a k8s "cluster"
#75 Use latest build container
#71 Add support for etcd_endpoints key
#74 Build and store the binary on CireclCI
#60 No API lookup when namespace is kube-system
#65 Allow user to choose IP
#66 Don't check in version information

Calico Dependencies:
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