feat(update-strategies): explain update strategies
fix(update-strategies): add link to cloud-config
Merge pull request #188 from jonboulle/master

chore(vultr): clean up vultr doc
feat(running-coreos): add channel instructions
fix(ec2,gce,rax): include additional tabs for switching channels
fix(bare-metal): improve channel selection info
Merge pull request #185 from robszumski/reboot-strategies

Don't Merge: feat(update-strategies): document locksmith strategies
fix(running-coreos): remove references to master channel
feat(cluster-management): explain how to switch channels
Merge pull request #189 from robszumski/switch-channel-guide

feat(cluster-management): explain how to switch channels
fix(ec2): use correct name on beta CF stack
feat(gce): use public gce image path
Merge pull request #186 from robszumski/multi-channel

feat(running-coreos): add channel instructions
fix(vultr): update incorrect ipxe flags
feat(debugging): remove reboot guide in favor of locksmith guide
fix(gce): fix unrendered backticks
fix(gce): revert previous instructions
fix(gce): fix typo
fix(rackspace): use beta heat file
fix(rackspace): remove incorrect beta reference