all: use MgoSuite rather than ZkSuite

cmd/juju/deploy_test.go

 package main
 
 import (
         "bytes"
         "crypto/sha256"
         "encoding/hex"
         "io/ioutil"
         . "launchpad.net/gocheck"
         "launchpad.net/juju-core/charm"
         "launchpad.net/juju-core/cmd"
@@ skipping 71 matching lines @@
 
 func (s *repoSuite) assertUnitMachines(c *C, units []*state.Unit) {
         expectUnitNames := []string{}
         for _, u := range units {
                 expectUnitNames = append(expectUnitNames, u.Name())
         }
         sort.Strings(expectUnitNames)
 
         machines, err := s.State.AllMachines()
         c.Assert(err, IsNil)
-        // NOTE: this will fail when state.Initialize starts doing
-        // the right thing and poking machine 0 into ZK state.
         c.Assert(machines, HasLen, len(units))
         unitNames := []string{}
         for _, m := range machines {
                 mUnits, err := m.Units()
                 c.Assert(err, IsNil)
                 c.Assert(mUnits, HasLen, 1)
                 unitNames = append(unitNames, mUnits[0].Name())
         }
         sort.Strings(unitNames)
         c.Assert(unitNames, DeepEquals, expectUnitNames)
@@ skipping 74 matching lines @@
         s.assertService(c, "dummy", curl, 13, 0)
 }
 
 func (s *DeploySuite) TestSubordinateCharm(c *C) {
         coretesting.Charms.BundlePath(s.seriesPath, "series", "logging")
         err := runDeploy(c, "local:logging")
         c.Assert(err, IsNil)
         curl := charm.MustParseURL("local:precise/logging-1")
         s.assertService(c, "logging", curl, 0, 0)
 }