Update .gitignore to new dart_tool pub cache (flutter#8)

bcko · kevmoo · commit bf30d63e492d · 2018-08-13T12:14:41.000-07:00
RE dart-lang/sdk#32030
diff --git a/.gitignore b/.gitignore
@@ -1,15 +1,5 @@
 # Don’t commit the following directories created by pub.
-.buildlog
+.dart_tool/
 .pub/
-build/
-packages
 .packages
-
-# Or the files created by dart2js.
-*.dart.js
-*.js_
-*.js.deps
-*.js.map
-
-# Include when developing application packages.
-pubspec.lock
+pubspec.lock
