Add OSM charms

Change-Id: Iec1c915c77ac24080bfc8813eecc1970ee8c0213
Signed-off-by: David Garcia <david.garcia@canonical.com>
diff --git a/.gitignore b/.gitignore
index 0c9f630..e3ed0f8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,6 @@
 *.local
 local
 
+installers/charm/**/release/
+__pycache__
+.tox