Bump binary version to 0.28.0

I am Groot CI · I am Groot CI · commit dcebdb19831e · 2017-10-13T14:39:44.000Z
diff --git a/version.go b/version.go
@@ -1,3 +1,3 @@
 package main
 
-const version = "0.27.2"
+const version = "0.28.0"
