Update bundle.

Gemfile.lock

@@ -2,17 +2,17 @@ GEM
   remote: https://rubygems.org/
   specs:
     addressable (2.3.8)
-    bibtex-ruby (4.0.12)
+    bibtex-ruby (4.0.13)
       latex-decode (~> 0.0)
     blankslate (2.1.2.4)
     celluloid (0.16.0)
       timers (~> 4.0.0)
     chunky_png (1.3.4)
     citeproc (1.0.2)
       namae (~> 0.8)
-    citeproc-ruby (1.0.6)
+    citeproc-ruby (1.1.0)
       citeproc (>= 1.0.2, < 2.0)
-      csl (~> 1.2)
+      csl (~> 1.4)
     classifier-reborn (2.0.3)
       fast-stemmer (~> 1.0)
     coderay (1.1.0)
@@ -33,7 +33,7 @@ GEM
       sass (>= 3.3.0, < 3.5)
     compass-import-once (1.0.5)
       sass (>= 3.2, < 3.5)
-    csl (1.3.2)
+    csl (1.4.2)
       namae (~> 0.7)
     csl-styles (1.0.1.6)
       csl (~> 1.0)
@@ -92,8 +92,8 @@ GEM
     jekyll-paginate (1.1.0)
     jekyll-sass-converter (1.3.0)
       sass (~> 3.2)
-    jekyll-scholar (4.3.5)
-      bibtex-ruby (~> 4.0, >= 4.0.9)
+    jekyll-scholar (4.3.6)
+      bibtex-ruby (~> 4.0, >= 4.0.13)
       citeproc-ruby (~> 1.0)
       csl-styles (~> 1.0)
       jekyll (~> 2.0)
@@ -113,7 +113,7 @@ GEM
     method_source (0.8.2)
     mini_magick (4.2.7)
     multi_json (1.11.0)
-    namae (0.10.0)
+    namae (0.10.1)
     nenv (0.2.0)
     notiffany (0.0.6)
       nenv (~> 0.1)