Add server action: change admin password
diff --git a/acceptance/openstack/compute_test.go b/acceptance/openstack/compute_test.go
index 4c487c7..f8c80f5 100644
--- a/acceptance/openstack/compute_test.go
+++ b/acceptance/openstack/compute_test.go
@@ -184,3 +184,30 @@
 		return
 	}
 }
+
+func TestServerAction(t *testing.T) {
+	ts, err := setupForCRUD()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = createServer(ts)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	defer func(){
+		servers.Delete(ts.client, ts.createdServer.Id)
+	}()
+
+	err = waitForStatus(ts, "ACTIVE")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = changeAdminPassword(ts)
+	if err != nil {
+		t.Fatal(err)
+	}
+}
+
diff --git a/acceptance/openstack/tools_test.go b/acceptance/openstack/tools_test.go
index c9a004f..0743221 100644
--- a/acceptance/openstack/tools_test.go
+++ b/acceptance/openstack/tools_test.go
@@ -169,13 +169,13 @@
 		}
 
 		if ts.gottenServer.Status == s {
-			fmt.Printf("Server created after %d seconds (approximately)\n", 300-timeout)
+			fmt.Printf("Server reached state %s after %d seconds (approximately)\n", s, 300-timeout)
 			break
 		}
 	}
 
 	if err == errTimeout {
-		fmt.Printf("I'm not waiting around.\n")
+		fmt.Printf("Time out -- I'm not waiting around.\n")
 		err = nil
 	}
 
@@ -229,6 +229,27 @@
 	return err
 }
 
+func changeAdminPassword(ts *testState) error {
+	fmt.Println("Current password: "+ts.createdServer.AdminPass)
+	randomPassword := randomString("", 16)
+	for randomPassword == ts.createdServer.AdminPass {
+		randomPassword = randomString("", 16)
+	}
+	fmt.Println("    New password: "+randomPassword)
+	
+	err := servers.ChangeAdminPassword(ts.client, ts.createdServer.Id, randomPassword)
+	if err != nil {
+		return err
+	}
+	
+	err = waitForStatus(ts, "PASSWORD")
+	if err != nil {
+		return err
+	}
+	
+	return waitForStatus(ts, "ACTIVE")
+}
+
 // randomString generates a string of given length, but random content.
 // All content will be within the ASCII graphic character set.
 // (Implementation from Even Shaw's contribution on