Update

Gemfile.lock

@@ -23,7 +23,7 @@ GEM
       namae (~> 0.7)
     csl-styles (1.0.1.7)
       csl (~> 1.0)
-    ethon (0.9.1)
+    ethon (0.10.1)
       ffi (>= 1.3.0)
     ffi (1.9.14)
     forwardable-extended (2.6.0)
@@ -59,7 +59,7 @@ GEM
       jekyll (~> 3.3)
     jekyll-watch (1.5.0)
       listen (~> 3.0, < 3.1)
-    kramdown (1.13.0)
+    kramdown (1.13.1)
     latex-decode (0.2.2)
       unicode (~> 0.4)
     liquid (3.0.6)
@@ -69,7 +69,7 @@ GEM
     mercenary (0.3.6)
     method_source (0.8.2)
     mini_portile2 (2.1.0)
-    minitest (5.9.1)
+    minitest (5.10.1)
     namae (0.11.3)
     nokogiri (1.6.8.1)
       mini_portile2 (~> 2.1.0)
@@ -81,7 +81,7 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
     public_suffix (2.0.4)
-    rake (11.3.0)
+    rake (12.0.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.7)
       ffi (>= 0.5.0)