Updated to ruby 2.6.0 and updated gems

Gemfile

@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-ruby '2.5.1'
+ruby '2.6.0'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '5.2.2'
 # Use sqlite3 as the database for Active Record

Gemfile.lock

@@ -45,14 +45,14 @@ GEM
     addressable (2.4.0)
     arel (9.0.0)
     ast (2.4.0)
-    backports (3.11.4)
+    backports (3.13.0)
     bcrypt (3.1.12)
-    brakeman (4.3.1)
+    brakeman (4.5.0)
     builder (3.2.3)
     bullet (5.9.0)
       activesupport (>= 3.0.0)
       uniform_notifier (~> 1.11)
-    cancancan (2.3.0)
+    cancancan (3.0.1)
     coffee-rails (4.2.2)
       coffee-script (>= 2.2.0)
       railties (>= 4.0.0)
@@ -62,10 +62,10 @@ GEM
     coffee-script-source (1.12.2)
     commander (4.4.6)
       highline (~> 1.7.2)
-    concurrent-ruby (1.1.4)
+    concurrent-ruby (1.1.5)
     crass (1.0.4)
     daemons (1.3.1)
-    dalli (2.7.9)
+    dalli (2.7.10)
     delayed_job (4.1.5)
       activesupport (>= 3.0, < 5.3)
     delayed_job_active_record (4.1.3)
@@ -76,7 +76,7 @@ GEM
       delayed_job (> 2.0.3)
       rack-protection (>= 1.5.5)
       sinatra (>= 1.4.4)
-    devise (4.5.0)
+    devise (4.6.2)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 4.1.0, < 6.0)
@@ -85,14 +85,14 @@ GEM
     domain_name (0.5.20180417)
       unf (>= 0.0.5, < 1.0.0)
     erubi (1.8.0)
-    ethon (0.11.0)
+    ethon (0.12.0)
       ffi (>= 1.3.0)
     execjs (2.7.0)
     faraday (0.15.4)
       multipart-post (>= 1.2, < 3)
-    faraday_middleware (0.12.2)
+    faraday_middleware (0.13.1)
       faraday (>= 0.7.4, < 1.0)
-    ffi (1.9.25)
+    ffi (1.10.0)
     gh (0.15.1)
       addressable (~> 2.4.0)
       backports
@@ -100,7 +100,7 @@ GEM
       multi_json (~> 1.0)
       net-http-persistent (~> 2.9)
       net-http-pipeline
-    globalid (0.4.1)
+    globalid (0.4.2)
       activesupport (>= 4.2.0)
     hakiri (0.7.2)
       activesupport
@@ -114,9 +114,9 @@ GEM
     highline (1.7.10)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    i18n (1.3.0)
+    i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    jaro_winkler (1.5.1)
+    jaro_winkler (1.5.2)
     jbuilder (2.8.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
@@ -124,7 +124,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (2.1.0)
+    json (2.2.0)
     launchy (2.4.3)
       addressable (~> 2.3)
     libv8 (3.16.14.19)
@@ -138,7 +138,7 @@ GEM
     method_source (0.9.2)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2018.0812)
+    mime-types-data (3.2019.0331)
     mimemagic (0.3.3)
     mini_mime (1.0.1)
     mini_portile2 (2.4.0)
@@ -150,23 +150,23 @@ GEM
     net-http-persistent (2.9.4)
     net-http-pipeline (1.0.1)
     netrc (0.11.0)
-    newrelic_rpm (5.6.0.349)
+    newrelic_rpm (6.2.0.354)
     nio4r (2.3.1)
-    nokogiri (1.9.1)
+    nokogiri (1.10.2)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
-    parallel (1.12.1)
+    parallel (1.17.0)
-    parser (2.5.3.0)
+    parser (2.6.2.1)
       ast (~> 2.4.0)
-    passenger (6.0.0)
+    passenger (6.0.2)
       rack
       rake (>= 0.8.1)
-    powerpack (0.1.2)
+    psych (3.1.0)
-    puma (3.12.0)
+    puma (3.12.1)
     pusher-client (0.6.2)
       json
       websocket (~> 1.0)
-    rack (2.0.6)
+    rack (2.0.7)
     rack-protection (2.0.5)
       rack
     rack-test (1.1.0)
@@ -203,24 +203,24 @@ GEM
     rainbow (3.0.0)
     rake (12.3.2)
     rb-readline (0.5.5)
-    rdoc (6.1.0)
+    rdoc (6.1.1)
     ref (2.0.0)
-    responders (2.4.0)
+    responders (2.4.1)
-      actionpack (>= 4.2.0, < 5.3)
+      actionpack (>= 4.2.0, < 6.0)
-      railties (>= 4.2.0, < 5.3)
+      railties (>= 4.2.0, < 6.0)
     rest-client (2.0.2)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
     round_robin_tournament (0.0.1)
-    rubocop (0.61.1)
+    rubocop (0.67.2)
       jaro_winkler (~> 1.5.1)
       parallel (~> 1.10)
       parser (>= 2.5, != 2.5.1.1)
-      powerpack (~> 0.1)
+      psych (>= 3.1.0)
       rainbow (>= 2.2.2, < 4.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.4.0)
+      unicode-display_width (>= 1.4.0, < 1.6)
     ruby-progressbar (1.10.0)
     sdoc (1.0.0)
       rdoc (>= 5.0)
@@ -238,7 +238,7 @@ GEM
       actionpack (>= 4.0)
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
-    sqlite3 (1.3.13)
+    sqlite3 (1.4.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     therubyracer (0.12.3)
@@ -263,14 +263,14 @@ GEM
       ethon (>= 0.8.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    tzinfo-data (1.2018.7)
+    tzinfo-data (1.2019.1)
       tzinfo (>= 1.0.0)
     uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.5)
-    unicode-display_width (1.4.1)
+    unicode-display_width (1.5.0)
     uniform_notifier (1.12.1)
     warden (1.2.8)
       rack (>= 2.0.6)
@@ -314,7 +314,7 @@ DEPENDENCIES
   uglifier
 
 RUBY VERSION
-   ruby 2.5.1p57
+   ruby 2.6.0p0
 
 BUNDLED WITH
    1.17.2

deploy/rails-dev-Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:2.5.1
+FROM ruby:2.6.0
 
 RUN apt-get -qq update \
   && apt-get -qq install -y \

deploy/rails-prod-Dockerfile

@@ -1,4 +1,4 @@
-FROM ruby:2.5.1-slim
+FROM ruby:2.6.0-slim
 
 #HEALTHCHECK --start-period=60s CMD curl http://127.0.0.1/