Refactor repo to not use builds/ directory for compiled charms due to licensing conflicts. See README.md for instructions on how to build a layer

Signed-off-by: Adam Israel <adam.israel@canonical.com>
diff --git a/.gitignore b/.gitignore
index 6912fef..9421a45 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
+builds/
 deps/