refactor(cloudfoundry): build client before creating filtered spaces

[zachsmith1]

Moving the createFilteredSpaces method call to the bottom of the constructor. This makes sure that other things like the client are already instantiated before creating the filtered list of spaces.

[spinnakerbot]

The following commits need their title changed:

• cf31437: Merge pull request restrict load balancer lookup to application name #1 from spinnaker/master

• b7c2f79: Merge pull request Kato clouddriver rebase #2 from spinnaker/master

• 5bdc220: update master

• a242c8d: Merge pull request Clouddriver kato 20150629 #4 from spinnaker/master

• 6149626: Merge pull request Clouddriver oort 20150629 #5 from spinnaker/master

• 508f356: update master

• 23cf45d: Merge pull request Move CatsSearchProvider to cloudprovider-core and add a SearchableProvider extension of Provider that defines how Providers interact with the CatsSearchProvider #7 from spinnaker/master

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