initial commit for Room

This introduces the initial setup and testing infrastructure.

This CL also merges the build infras for lifecycle and room.

Bug: 32342709
Test: SqlParserTest.kt, QueryParserTest.kt
Change-Id: I595fa81fd4e201601279fabede8d12c446ef28c8
diff --git a/room/.gitignore b/room/.gitignore
new file mode 100644
index 0000000..be4e6f1
--- /dev/null
+++ b/room/.gitignore
@@ -0,0 +1,4 @@
+local.properties
+maven-repo/
+build/
+*.DS_Store