Add kazoo logging to nodepool

Both launcher and builder now use kazoo, we should at least log INFO
logging. This will help see what is going on when we loose connection
to zookeeper.

Also remove gear logger from launcher, it is no longer needed.

Change-Id: I7024e6f5994d8f79bae853a642ada3b4b52bf6e6
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

templates/nodepool-builder.logging.conf.erb

@@ -1,5 +1,5 @@
 [loggers]
-keys=root,nodepool,requests,image
+keys=root,nodepool,requests,image,kazoo
 
 [handlers]
 keys=console,debug,normal,image
@@ -27,6 +27,11 @@ handlers=image
 qualname=nodepool.image.build
 propagate=0
 
+[logger_kazoo]
+level=INFO
+handlers=debug,normal
+qualname=kazoo
+
 [handler_console]
 level=WARNING
 class=StreamHandler

templates/nodepool-launcher.logging.conf.erb

@@ -1,5 +1,5 @@
 [loggers]
-keys=root,nodepool,requests,shade
+keys=root,nodepool,requests,shade,kazoo
 
 [handlers]
 keys=console,debug,normal
@@ -21,10 +21,10 @@ level=WARNING
 handlers=debug,normal
 qualname=shade
 
-[logger_gear]
-level=DEBUG
+[logger_kazoo]
+level=INFO
 handlers=debug,normal
-qualname=gear
+qualname=kazoo
 
 [logger_nodepool]
 level=DEBUG