Updated gems.

Gemfile

@@ -24,7 +24,7 @@ group :assets do
   gem 'eco'
 end
 
-gem 'autoprefixer-rails', '>=5.2'
+gem 'autoprefixer-rails'
 
 gem 'oauth2'
 gem 'doorkeeper'
@@ -120,7 +120,7 @@ group :development, :test do
   gem 'selenium-webdriver'
 
   # livereload on template changes (html, js, css)
-  gem 'guard', '>= 2.2.2', require: false
+  gem 'guard',             require: false
   gem 'guard-livereload',  require: false
   gem 'rack-livereload'
   gem 'rb-fsevent',        require: false

Gemfile.lock

@@ -45,7 +45,7 @@ GEM
     addressable (2.4.0)
     arel (6.0.3)
     ast (2.3.0)
-    autoprefixer-rails (6.3.7)
+    autoprefixer-rails (6.4.0)
       execjs
     biz (1.6.0)
       clavius (~> 1.0)
@@ -71,7 +71,7 @@ GEM
       execjs
       json
     concurrent-ruby (1.0.2)
-    daemons (1.2.3)
+    daemons (1.2.4)
     delayed_job (4.1.2)
       activesupport (>= 3.0, < 5.1)
     delayed_job_active_record (4.1.1)
@@ -82,7 +82,7 @@ GEM
     docile (1.1.5)
     domain_name (0.5.20160615)
       unf (>= 0.0.5, < 1.0.0)
-    doorkeeper (4.0.0)
+    doorkeeper (4.1.0)
       railties (>= 4.2)
     eco (1.0.0)
       coffee-script
@@ -168,7 +168,7 @@ GEM
     nokogiri (1.6.8)
       mini_portile2 (~> 2.1.0)
       pkg-config (~> 1.1.7)
-    notiffany (0.1.0)
+    notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
     oauth (0.5.1)
@@ -181,7 +181,7 @@ GEM
     omniauth (1.3.1)
       hashie (>= 1.2, < 4)
       rack (>= 1.0, < 3)
-    omniauth-facebook (3.0.0)
+    omniauth-facebook (4.0.0)
       omniauth-oauth2 (~> 1.2)
     omniauth-github (1.1.2)
       omniauth (~> 1.0)
@@ -265,7 +265,7 @@ GEM
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.8.1)
-    ruby_dep (1.3.1)
+    ruby_dep (1.4.0)
     rubyzip (1.2.0)
     sass (3.4.22)
     sass-rails (5.0.6)
@@ -321,7 +321,7 @@ GEM
       simple_oauth (~> 0.3.0)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
-    uglifier (3.0.0)
+    uglifier (3.0.1)
       execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
@@ -342,7 +342,7 @@ PLATFORMS
 
 DEPENDENCIES
   activerecord-session_store
-  autoprefixer-rails (>= 5.2)
+  autoprefixer-rails
   biz
   browser
   clearbit
@@ -358,7 +358,7 @@ DEPENDENCIES
   email_verifier
   eventmachine
   execjs
-  guard (>= 2.2.2)
+  guard
   guard-livereload
   htmlentities
   icalendar