fix: updates dependencies (#120)

.travis.yml

@@ -1,6 +1,9 @@
 language: ruby
 rvm:
-  - 2.2.2
+  - 2.5.5
+
+branches:
+  only: [master]
 
 before_script:
   - bundle install

Gemfile

@@ -7,7 +7,7 @@ gem 'mime-types', '~> 1.16'
 gem 'nanoc'
 gem 'nokogiri'
 gem 'pygments.rb'
-gem 'rake', '~> 0.9.2'
+gem 'rake', '~> 12.3.3'
 gem 'thin'
 gem 'yajl-ruby'
 gem "htmlentities", "~> 4.3.1"

Gemfile.lock

@@ -1,44 +1,91 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    adsf (1.2.1)
-      rack (>= 1.0.0)
-    builder (3.2.2)
-    coderay (1.1.1)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
+    adsf (1.4.3)
+      rack (>= 1.0.0, < 3.0.0)
+    builder (3.2.4)
+    coderay (1.1.2)
     colored (1.2)
-    concurrent-ruby (1.0.2)
-    cri (2.7.0)
-      colored (~> 1.2)
-    daemons (1.2.4)
-    eventmachine (1.2.0.1)
+    concurrent-ruby (1.1.6)
+    cri (2.15.10)
+    daemons (1.3.1)
+    ddmemoize (1.0.0)
+      ddmetrics (~> 1.0)
+      ref (~> 2.0)
+    ddmetrics (1.0.1)
+    ddplugin (1.0.2)
+    diff-lcs (1.3)
+    equatable (0.6.1)
+    eventmachine (1.2.7)
     fssm (0.2.10)
     hamster (3.0.0)
       concurrent-ruby (~> 1.0)
     htmlentities (4.3.4)
+    json_schema (0.20.8)
     kramdown (0.13.8)
     mime-types (1.25.1)
-    mini_portile2 (2.1.0)
-    nanoc (4.2.4)
-      cri (~> 2.3)
+    mini_portile2 (2.4.0)
+    multi_json (1.14.1)
+    nanoc (4.11.15)
+      addressable (~> 2.5)
+      colored (~> 1.2)
+      nanoc-checking (~> 1.0)
+      nanoc-cli (= 4.11.15)
+      nanoc-core (= 4.11.15)
+      nanoc-deploying (~> 1.0)
+      parallel (~> 1.12)
+      tty-command (~> 0.8)
+      tty-which (~> 0.4)
+    nanoc-checking (1.0.0)
+      nanoc-cli (~> 4.11, >= 4.11.15)
+      nanoc-core (~> 4.11, >= 4.11.15)
+    nanoc-cli (4.11.15)
+      cri (~> 2.15)
+      diff-lcs (~> 1.3)
+      nanoc-core (= 4.11.15)
+      zeitwerk (~> 2.1)
+    nanoc-core (4.11.15)
+      ddmemoize (~> 1.0)
+      ddmetrics (~> 1.0)
+      ddplugin (~> 1.0)
       hamster (~> 3.0)
-      ref (~> 2.0)
-    nokogiri (1.6.8)
-      mini_portile2 (~> 2.1.0)
-      pkg-config (~> 1.1.7)
-    pkg-config (1.1.7)
-    posix-spawn (0.3.11)
-    pygments.rb (0.6.3)
-      posix-spawn (~> 0.3.6)
-      yajl-ruby (~> 1.2.0)
-    rack (2.0.1)
-    rake (0.9.6)
+      json_schema (~> 0.19)
+      slow_enumerator_tools (~> 1.0)
+      tomlrb (~> 1.2)
+      tty-platform (~> 0.2)
+      zeitwerk (~> 2.1)
+    nanoc-deploying (1.0.0)
+      nanoc-checking (~> 1.0)
+      nanoc-cli (~> 4.11, >= 4.11.15)
+      nanoc-core (~> 4.11, >= 4.11.15)
+    nokogiri (1.10.9)
+      mini_portile2 (~> 2.4.0)
+    parallel (1.19.1)
+    pastel (0.7.3)
+      equatable (~> 0.6)
+      tty-color (~> 0.5)
+    public_suffix (4.0.3)
+    pygments.rb (1.2.1)
+      multi_json (>= 1.0.0)
+    rack (2.2.2)
+    rake (12.3.3)
     rdiscount (2.2.0.1)
     ref (2.0.0)
-    thin (1.7.0)
+    slow_enumerator_tools (1.1.0)
+    thin (1.7.2)
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
       rack (>= 1, < 3)
-    yajl-ruby (1.2.1)
+    tomlrb (1.2.9)
+    tty-color (0.5.1)
+    tty-command (0.9.0)
+      pastel (~> 0.7.0)
+    tty-platform (0.3.0)
+    tty-which (0.4.2)
+    yajl-ruby (1.4.1)
+    zeitwerk (2.3.0)
 
 PLATFORMS
   ruby
@@ -54,10 +101,10 @@ DEPENDENCIES
   nanoc
   nokogiri
   pygments.rb
-  rake (~> 0.9.2)
+  rake (~> 12.3.3)
   rdiscount
   thin
   yajl-ruby
 
 BUNDLED WITH
-   1.12.5
+   2.0.2