Merge pull request #1665 from LLK/greenkeeper/scratch-paint-0.2.0-prerelease.20180326153721

Update scratch-paint to the latest version 

package.json

@@ -91,7 +91,7 @@
     "scratch-audio": "0.1.0-prerelease.1516198804",
     "scratch-blocks": "0.1.0-prerelease.1521811349",
     "scratch-l10n": "2.0.20180108132626",
-    "scratch-paint": "0.2.0-prerelease.20180320181154",
+    "scratch-paint": "0.2.0-prerelease.20180326153721",
     "scratch-render": "0.1.0-prerelease.1521830325",
     "scratch-storage": "0.4.0",
     "scratch-vm": "0.1.0-prerelease.1522071980-prerelease.1522072000",