add gitignore file

rtzhou · rtzhou · commit 06b260eabf72 · 2017-01-16T23:02:16.000+08:00
diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,9 @@
+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild
