fix: logrus case problem according to https://github.com/sirupsen/logrus/issues/553\#issuecomment-306591437

Author: Abdul Dakkak

glide.yaml

@@ -2,6 +2,10 @@ package: github.com/rai-project/ratelimit
 import:
 - package: github.com/sirupsen/logrus
   version: ~0.11.5
+- package: github.com/Sirupsen/logrus
+  repo: [email protected]:/sirupsen/logrus
+  vcs: git
+  version: ~0.11.5
 - package: github.com/Unknwon/com
   version: ~1.0.0
 - package: github.com/dustin/go-humanize