Bump middleman from 4.3.5 to 4.3.11

Gemfile.lock

@@ -2,32 +2,32 @@ GEM
   remote: https://rubygems.org/
   remote: https://rails-assets.org/
   specs:
-    activesupport (5.0.7.2)
+    activesupport (5.2.4.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.0)
     autoprefixer-rails (9.5.0)
       execjs
-    backports (3.15.0)
+    backports (3.18.2)
     bourbon (6.0.0)
       thor (~> 0.19)
     builder (3.2.3)
     coffee-script (2.4.1)
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.7)
     contracts (0.13.0)
-    dotenv (2.7.5)
+    dotenv (2.7.6)
     erubis (2.7.0)
     execjs (2.7.0)
     fast_blank (1.0.0)
-    fastimage (2.1.5)
-    ffi (1.11.1)
+    fastimage (2.2.0)
+    ffi (1.13.1)
     haml (5.1.2)
       temple (>= 0.8.0)
       tilt
@@ -38,28 +38,25 @@ GEM
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.3)
-    kramdown (1.17.0)
+    kramdown (2.3.0)
+      rexml
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
-    memoist (0.16.0)
-    middleman (4.3.5)
+    memoist (0.16.2)
+    middleman (4.3.11)
       coffee-script (~> 2.2)
       haml (>= 4.0.5)
-      kramdown (~> 1.2)
-      middleman-cli (= 4.3.5)
-      middleman-core (= 4.3.5)
+      kramdown (>= 2.3.0)
+      middleman-cli (= 4.3.11)
+      middleman-core (= 4.3.11)
     middleman-autoprefixer (2.10.1)
       autoprefixer-rails (~> 9.1)
       middleman-core (>= 3.3.3)
-    middleman-blog (4.0.3)
-      addressable (~> 2.3)
-      middleman-core (>= 4.0.0)
-      tzinfo (>= 0.3.0)
-    middleman-cli (4.3.5)
+    middleman-cli (4.3.11)
       thor (>= 0.17.0, < 2.0)
-    middleman-core (4.3.5)
-      activesupport (>= 4.2, < 5.1)
+    middleman-core (4.3.11)
+      activesupport (>= 4.2, < 6.0)
       addressable (~> 2.3)
       backports (~> 3.6)
       bundler
@@ -91,7 +88,7 @@ GEM
       middleman-core (~> 4.0)
       sprockets (>= 3.0)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.14.2)
     neat (4.0.0)
       thor (~> 0.19)
     nokogiri (1.10.4)
@@ -102,18 +99,19 @@ GEM
       tilt (>= 1.4.1, < 3)
     padrino-support (0.13.3.4)
       activesupport (>= 3.1)
-    parallel (1.17.0)
+    parallel (1.19.2)
     parser (2.6.3.0)
       ast (~> 2.4.0)
-    public_suffix (3.1.1)
-    rack (2.0.7)
+    public_suffix (4.0.6)
+    rack (2.2.3)
     rails-assets-jquery (3.4.1)
     rails-assets-what-input (5.2.1)
     rainbow (3.0.0)
     rake (12.3.3)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
+    rexml (3.2.4)
     rubocop (0.74.0)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
@@ -136,11 +134,11 @@ GEM
     sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
-    temple (0.8.1)
+    temple (0.8.2)
     thor (0.20.3)
     thread_safe (0.3.6)
-    tilt (2.0.9)
-    tzinfo (1.2.5)
+    tilt (2.0.10)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
@@ -154,7 +152,6 @@ DEPENDENCIES
   builder
   middleman
   middleman-autoprefixer
-  middleman-blog
   middleman-inline_svg
   middleman-minify-html
   middleman-sprockets