fix python-* lib from git installation

We're using all the magic variables based on python-fooclient, however
all the inline code was using fooclient for variables. So we had a
mismatch, which was kindly pointed out by some of the 3rd party ci
testers.

Change-Id: I27a56222c7e8e610fba8bf97672d2a42f5cf14ca
diff --git a/lib/nova b/lib/nova
index d5f1192..78906f7 100644
--- a/lib/nova
+++ b/lib/nova
@@ -29,7 +29,7 @@
 # --------
 
 # Set up default directories
-GITDIR["novaclient"]=$DEST/python-novaclient
+GITDIR["python-novaclient"]=$DEST/python-novaclient
 
 
 NOVA_DIR=$DEST/nova
@@ -639,10 +639,10 @@
 
 # install_novaclient() - Collect source and prepare
 function install_novaclient {
-    if use_library_from_git "novaclient"; then
-        git_clone_by_name "novaclient"
-        setup_develop "novaclient"
-        sudo install -D -m 0644 -o $STACK_USER {$NOVACLIENT_DIR/tools/,/etc/bash_completion.d/}nova.bash_completion
+    if use_library_from_git "python-novaclient"; then
+        git_clone_by_name "python-novaclient"
+        setup_dev_lib "python-novaclient"
+        sudo install -D -m 0644 -o $STACK_USER {${GITDIR["python-novaclient"]}/tools/,/etc/bash_completion.d/}nova.bash_completion
     fi
 }