Adding initial app framework

Change-Id: I0c53e3487eb3be1eefa2d0c7f260a90d82fd8844
diff --git a/.gitignore b/.gitignore
index 23a0e4c..7ed56cf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,6 +13,8 @@
 gen/
 out/
 build/
+app/src/*/libs/
+app/src/*/obj/
 
 # Local configuration file (sdk path, etc)
 local.properties