Add charmcraft.yaml debug_mode to charmed-osm

- Added a debug_mode option to lcm, mon, nbi, pol, and ro charms
- Added a script to prepare pods for debugging:
  - setup .ssh/config to easily ssh from vscode to the pods
- Added a README that explains how to prepare the environment for
testing

Change-Id: Ieb56b565c15e61c68ad000b60897abd27e1eeb0e
Signed-off-by: David Garcia <david.garcia@canonical.com>
diff --git a/installers/charm/build.sh b/installers/charm/build.sh
index 06a6d65..65dd87d 100755
--- a/installers/charm/build.sh
+++ b/installers/charm/build.sh
@@ -14,17 +14,15 @@
 #     limitations under the License.
 
 function build() {
-    cd $1 && tox -e build && cd ..
+    cd $1 && tox -qe build && cd ..
 }
 
-charms="ro nbi pla pol mon lcm ng-ui keystone grafana prometheus keystone mariadb-k8s mongodb-k8s zookeeper-k8s kafka-k8s mongodb-exporter kafka-exporter mysqld-exporter"
+charms="ro nbi pla pol mon lcm ng-ui keystone grafana prometheus mariadb-k8s mongodb-k8s zookeeper-k8s kafka-k8s mongodb-exporter kafka-exporter mysqld-exporter"
 if [ -z `which charmcraft` ]; then
     sudo snap install charmcraft --edge
 fi
 
 for charm_directory in $charms; do
-    echo "Building charm $charm_directory..."
-    # cd $charm_directory
-    build $charm_directory
-    # cd ..
+    build $charm_directory &
 done
+wait
\ No newline at end of file