chore(release): bump version to v1.1.0-dev
chore(release): update release version in master to v1.0.2
Merge pull request #2587 from mboersma/release-1.0.2

chore(release): update release version in master to v1.0.2
Merge pull request #2586 from bacongobbler/v1.1.0-dev

chore(release): bump version to v1.1.0-dev
chore(README): update release version in master to v1.0.2
feat(controller): check client against API version

Before locking the API version, we needed some way to ensure that
we did not break the client. This was done by comparing the client's
version against the server. If there was a mismatch on the minor or
major release versions (as noted in Semver 2.0.0[1]), the server
would refuse the request. Because we have locked the API version,
it would make sense to test against that to see if the client is
compatible with the API. If not, then the client should upgrade.

[1]: http://semver.org/
feat(controller): check against API major version

This modifies the current behaviour to warn the user of the deis client
that they have a version mismatch between the client and the server,
but will press onwards. If there is a major version mismatch, then the
API server will still refuse the request.
feat(controller): add X_DEIS_PLATFORM_VERSION header in response
chore(release): bump controller API to v1.1