updated bundle

Gemfile.lock

@@ -50,10 +50,9 @@ GEM
     bootstrap-will_paginate (0.0.10)
       will_paginate
     builder (3.2.2)
-    byebug (3.5.1)
-      columnize (~> 0.8)
-      debugger-linecache (~> 1.2)
-      slop (~> 3.6)
+    byebug (4.0.1)
+      columnize (= 0.9.0)
+      rb-readline (= 0.5.2)
     capistrano (3.3.5)
       capistrano-stats (~> 1.1.0)
       i18n
@@ -106,7 +105,6 @@ GEM
       concurrent-ruby (~> 0.8.0)
     database_cleaner (1.4.1)
     debug_inspector (0.0.2)
-    debugger-linecache (1.2.0)
     diff-lcs (1.2.5)
     docile (1.1.5)
     docker-api (1.20.0)
@@ -122,8 +120,7 @@ GEM
       railties (>= 3.0.0)
     faraday (0.9.1)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.6)
-    ffi (1.9.6-java)
+    ffi (1.9.7)
     forgery (0.6.0)
     highline (1.7.1)
     hike (1.2.3)
@@ -219,6 +216,7 @@ GEM
       activesupport (>= 3.0)
       i18n
       polyamorous (~> 1.1)
+    rb-readline (0.5.2)
     rdoc (4.2.0)
       json (~> 1.4)
     ref (1.0.5)