Merge pull request #2118 from Mashape/master

Update kong to 0.9.1

library/kong

@@ -3,5 +3,5 @@ GitRepo: https://github.com/Mashape/docker-kong.git
 # needs "Constraints" to match "centos" (which this image is "FROM")
 Constraints: !aufs
 
-Tags: 0.9.0, latest
-GitCommit: 2260a724f914c2155f6b70bf5aa80732ebdf6497
+Tags: 0.9, 0.9.1, latest
+GitCommit: 8766bfb6164f61fd3af6c0c43403fc0dad24d488