Move setup_develop call

Move setup_develop() call into the install_XXX() function as the
distinction has no real purpose.  This eliminates the configure_XXXclient()
function for Nova and Swift.

Also create install_cinderclient() as we will need it to handle dependencies
in a followup patch.

Chasing down another #$^%&&^^^$%%#$ prettytable version pin

Change-Id: I61d761bc57a31caf2ed0ade326ab236eb2bb7358
diff --git a/lib/cinder b/lib/cinder
index 710d942..deace68 100644
--- a/lib/cinder
+++ b/lib/cinder
@@ -365,7 +365,10 @@
 function install_cinder() {
     git_clone $CINDER_REPO $CINDER_DIR $CINDER_BRANCH
     setup_develop $CINDER_DIR
+}
 
+# install_cinderclient() - Collect source and prepare
+function install_cinderclient() {
     git_clone $CINDERCLIENT_REPO $CINDERCLIENT_DIR $CINDERCLIENT_BRANCH
     setup_develop $CINDERCLIENT_DIR
 }