Gemfile.lock in imgkit-1.3.8 vs Gemfile.lock in imgkit-1.3.9

@@ -1,11 +1,11 @@
 PATH
   remote: .
   specs:
-    imgkit (1.3.8)
+    imgkit (1.3.9)
 
 GEM
-  remote: http://rubygems.org/
+  remote: https://rubygems.org/
   specs:
     archive-tar-minitar (0.5.2)
     columnize (0.3.4)
     diff-lcs (1.1.2)
     linecache (0.46)