diff --git a/Gemfile b/Gemfile
index 707b86532..cd90d4858 100644
--- a/Gemfile
+++ b/Gemfile
@@ -23,7 +23,7 @@ gem "json-schema", "2.5.1"
 # Authentication
 
 gem "devise", "3.5.1"
-gem "devise_lastseenable", "0.0.4"
+gem "devise_lastseenable", "0.0.6"
 gem "devise-token_authenticatable", "~> 0.4.0"
 
 # Captcha
@@ -32,7 +32,7 @@ gem "simple_captcha2", "0.3.4", require: "simple_captcha"
 
 # Background processing
 
-gem "sidekiq", "3.4.1"
+gem "sidekiq", "3.4.2"
 gem "sinatra", "1.4.6"
 
 # Scheduled processing
@@ -56,7 +56,7 @@ gem "rack-cors", "0.4.0", require: "rack/cors"
 gem "bootstrap-sass", "3.3.5"
 gem "compass-rails",  "2.0.4"
 gem "sass-rails",     "5.0.1"
-gem "autoprefixer-rails", "5.2.1"
+gem "autoprefixer-rails", "5.2.1.1"
 gem "bootstrap-switch-rails", "3.3.3"
 
 # Database
@@ -68,12 +68,12 @@ group :postgresql, optional: true do
   gem "pg",     "0.18.1"
 end
 
-gem "activerecord-import", "0.8.0"
+gem "activerecord-import", "0.10.0"
 
 # File uploading
 
 gem "carrierwave", "0.10.0"
-gem "fog",         "1.31.0"
+gem "fog",         "1.32.0"
 gem "mini_magick", "4.2.7"
 gem "remotipart",  "1.2.1"
 
@@ -110,7 +110,7 @@ source "https://rails-assets.org" do
   gem "rails-assets-jeresig--jquery.hotkeys",       "0.2.0"
   gem "rails-assets-jquery-placeholder",            "2.1.2"
   gem "rails-assets-jquery-textchange",             "0.2.3"
-  gem "rails-assets-perfect-scrollbar",             "0.6.3"
+  gem "rails-assets-perfect-scrollbar",             "0.6.4"
   gem "rails-assets-jakobmattsson--jquery-elastic", "1.6.11"
   gem "rails-assets-autosize",                      "3.0.8"
 end
@@ -160,13 +160,13 @@ gem "acts-as-taggable-on", "3.5.0"
 
 gem "addressable",        "2.3.8", require: "addressable/uri"
 gem "faraday",            "0.9.1"
-gem "faraday_middleware", "0.9.1"
+gem "faraday_middleware", "0.10.0"
 gem "faraday-cookie_jar", "0.0.6"
 gem "typhoeus",           "0.7.2"
 
 # Views
 
-gem "gon",                     "5.2.3"
+gem "gon",                     "6.0.1"
 gem "haml",                    "4.0.6"
 gem "mobile-fu",               "1.3.1"
 gem "will_paginate",           "3.0.7"
@@ -226,15 +226,15 @@ group :development do
   # Automatic test runs
   gem "guard-cucumber", "1.5.4"
   gem "guard-jshintrb", "1.1.1"
-  gem "guard-rspec",    "4.5.2"
+  gem "guard-rspec",    "4.6.3"
   gem "guard-rubocop",  "1.2.0"
-  gem "guard",          "2.12.5", require: false
+  gem "guard",          "2.13.0", require: false
   gem "rb-fsevent",     "0.9.5", require: false
   gem "rb-inotify",     "0.9.5", require: false
 
   # Linters
   gem "jshintrb",       "0.3.0"
-  gem "rubocop",        "0.32.0"
+  gem "rubocop",        "0.32.1"
   gem "pronto",         "0.4.2"
   gem "pronto-jshint",  "0.4.2"
   gem "pronto-rubocop", "0.4.4"
@@ -266,19 +266,19 @@ group :test do
 
   gem "capybara",           "2.4.4"
   gem "database_cleaner" ,  "1.4.1"
-  gem "selenium-webdriver", "2.45.0"
+  gem "selenium-webdriver", "2.46.2"
 
   # General helpers
 
   gem "factory_girl_rails", "4.5.0"
-  gem "timecop",            "0.7.4"
+  gem "timecop",            "0.8.0"
   gem "webmock",            "1.21.0", require: false
   gem "shoulda-matchers",   "2.8.0", require: false
 end
 
 group :development, :test do
   # RSpec (unit tests, some integration tests)
-  gem "rspec-rails",     "3.3.2"
+  gem "rspec-rails",     "3.3.3"
 
   # Cucumber (integration tests)
   gem "cucumber-rails",     "1.4.2", require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index 99da945ee..668a7f3b8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
       activemodel (= 4.2.3)
       activesupport (= 4.2.3)
       arel (~> 6.0)
-    activerecord-import (0.8.0)
+    activerecord-import (0.10.0)
       activerecord (>= 3.0)
     activesupport (4.2.3)
       i18n (~> 0.7)
@@ -49,15 +49,15 @@ GEM
       activesupport (>= 3.0.0)
       rack (>= 1.1.0)
     addressable (2.3.8)
-    arel (6.0.0)
+    arel (6.0.2)
     asset_sync (1.1.0)
       activemodel
       fog (>= 1.8.0)
       unf
     ast (2.0.0)
-    astrolabe (1.3.0)
-      parser (>= 2.2.0.pre.3, < 3.0)
-    autoprefixer-rails (5.2.1)
+    astrolabe (1.3.1)
+      parser (~> 2.2)
+    autoprefixer-rails (5.2.1.1)
       execjs
       json
     backbone-on-rails (1.2.0.0)
@@ -72,7 +72,7 @@ GEM
     bootstrap-switch-rails (3.3.3)
     buftok (0.2.0)
     builder (3.2.2)
-    byebug (4.0.5)
+    byebug (5.0.0)
       columnize (= 0.9.0)
     capybara (2.4.4)
       mime-types (>= 1.16)
@@ -144,10 +144,9 @@ GEM
       warden (~> 1.2.3)
     devise-token_authenticatable (0.4.0)
       devise (~> 3.5.0)
-    devise_lastseenable (0.0.4)
+    devise_lastseenable (0.0.6)
       devise
       rails (>= 3.0.4)
-      warden
     diaspora-vines (0.1.27)
       activerecord (~> 4.1)
       bcrypt (~> 3.1)
@@ -180,7 +179,7 @@ GEM
     ethon (0.7.4)
       ffi (>= 1.3.0)
     eventmachine (1.0.7)
-    excon (0.45.3)
+    excon (0.45.4)
     execjs (2.5.2)
     eye (0.7.pre)
       celluloid (~> 0.16.0)
@@ -198,20 +197,20 @@ GEM
     faraday-cookie_jar (0.0.6)
       faraday (>= 0.7.4)
       http-cookie (~> 1.0.0)
-    faraday_middleware (0.9.1)
+    faraday_middleware (0.10.0)
       faraday (>= 0.7.4, < 0.10)
-    ffi (1.9.8)
+    ffi (1.9.10)
     fission (0.5.0)
       CFPropertyList (~> 2.2)
     fixture_builder (0.4.1)
       activerecord (>= 2)
       activesupport (>= 2)
-    fog (1.31.0)
+    fog (1.32.0)
       fog-atmos
-      fog-aws (~> 0.0)
+      fog-aws (>= 0.6.0)
       fog-brightbox (~> 0.4)
-      fog-core (~> 1.30)
-      fog-ecloud
+      fog-core (~> 1.32)
+      fog-ecloud (= 0.1.1)
       fog-google (>= 0.0.2)
       fog-json
       fog-local
@@ -232,26 +231,26 @@ GEM
     fog-atmos (0.1.0)
       fog-core
       fog-xml
-    fog-aws (0.5.0)
+    fog-aws (0.7.3)
       fog-core (~> 1.27)
       fog-json (~> 1.0)
       fog-xml (~> 0.1)
       ipaddress (~> 0.8)
-    fog-brightbox (0.7.1)
+    fog-brightbox (0.8.0)
       fog-core (~> 1.22)
       fog-json
       inflecto (~> 0.0.2)
-    fog-core (1.31.1)
+    fog-core (1.32.0)
       builder
       excon (~> 0.45)
       formatador (~> 0.2)
       mime-types
       net-scp (~> 1.1)
       net-ssh (>= 2.1.3)
-    fog-ecloud (0.1.3)
+    fog-ecloud (0.1.1)
       fog-core
       fog-xml
-    fog-google (0.0.5)
+    fog-google (0.0.7)
       fog-core
       fog-json
       fog-xml
@@ -264,7 +263,7 @@ GEM
       fog-core (~> 1.27)
       fog-json (~> 1.0)
       fog-xml (~> 0.1)
-    fog-profitbricks (0.0.3)
+    fog-profitbricks (0.0.5)
       fog-core
       fog-xml
       nokogiri
@@ -282,7 +281,7 @@ GEM
     fog-serverlove (0.1.2)
       fog-core
       fog-json
-    fog-softlayer (0.4.6)
+    fog-softlayer (0.4.7)
       fog-core
       fog-json
     fog-storm_on_demand (0.1.1)
@@ -300,7 +299,7 @@ GEM
     fog-xml (0.1.2)
       fog-core
       nokogiri (~> 1.5, >= 1.5.11)
-    font-awesome-rails (4.3.0.0)
+    font-awesome-rails (4.4.0.0)
       railties (>= 3.2, < 5.0)
     formatador (0.2.5)
     fuubar (2.0.0)
@@ -313,14 +312,14 @@ GEM
       terminal-table
     globalid (0.3.5)
       activesupport (>= 4.1.0)
-    gon (5.2.3)
-      actionpack (>= 2.3.0)
+    gon (6.0.1)
+      actionpack (>= 3.0)
       json
       multi_json
-      request_store (>= 1.0.5)
-    guard (2.12.5)
+      request_store (>= 1.0)
+    guard (2.13.0)
       formatador (>= 0.2.4)
-      listen (~> 2.7)
+      listen (>= 2.7, <= 4.0)
       lumberjack (~> 1.0)
       nenv (~> 0.1)
       notiffany (~> 0.0)
@@ -335,7 +334,7 @@ GEM
     guard-jshintrb (1.1.1)
       guard (~> 2.0)
       jshintrb
-    guard-rspec (4.5.2)
+    guard-rspec (4.6.3)
       guard (~> 2.1)
       guard-compat (~> 1.1)
       rspec (>= 2.99.0, < 4.0)
@@ -397,13 +396,12 @@ GEM
     json (1.8.3)
     json-schema (2.5.1)
       addressable (~> 2.3.7)
-    jwt (1.5.0)
+    jwt (1.5.1)
     kaminari (0.16.3)
       actionpack (>= 3.0.0)
       activesupport (>= 3.0.0)
     kgio (2.9.3)
-    listen (2.10.1)
-      celluloid (~> 0.16.0)
+    listen (3.0.3)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
     little-plugger (1.1.3)
@@ -432,7 +430,7 @@ GEM
     mobile-fu (1.3.1)
       rack-mobile-detect
       rails
-    multi_json (1.11.1)
+    multi_json (1.11.2)
     multi_test (0.1.2)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
@@ -443,10 +441,10 @@ GEM
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-ssh (2.9.2)
-    nio4r (1.1.0)
+    nio4r (1.1.1)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    notiffany (0.0.6)
+    notiffany (0.0.7)
       nenv (~> 0.1)
       shellany (~> 0.0)
     oauth (0.4.7)
@@ -466,7 +464,7 @@ GEM
     omniauth-oauth (1.1.0)
       oauth
       omniauth (~> 1.0)
-    omniauth-oauth2 (1.3.0)
+    omniauth-oauth2 (1.3.1)
       oauth2 (~> 1.0)
       omniauth (~> 1.2)
     omniauth-tumblr (1.1)
@@ -480,7 +478,7 @@ GEM
       faraday (~> 0.9.0)
       nokogiri (~> 1.6)
     orm_adapter (0.5.0)
-    parser (2.2.2.5)
+    parser (2.2.2.6)
       ast (>= 1.1, < 3.0)
     pg (0.18.1)
     phantomjs (1.9.8.0)
@@ -500,8 +498,8 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    pry-byebug (3.1.0)
-      byebug (~> 4.0)
+    pry-byebug (3.2.0)
+      byebug (~> 5.0)
       pry (~> 0.10)
     pry-debundle (0.8)
       pry
@@ -570,7 +568,7 @@ GEM
     rails-assets-markdown-it-sanitizer (0.3.2)
     rails-assets-markdown-it-sub (1.0.0)
     rails-assets-markdown-it-sup (1.0.0)
-    rails-assets-perfect-scrollbar (0.6.3)
+    rails-assets-perfect-scrollbar (0.6.4)
     rails-deprecated_sanitizer (1.0.3)
       activesupport (>= 4.2.0.alpha)
     rails-dom-testing (1.0.6)
@@ -605,7 +603,7 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (2.0.0)
-    raindrops (0.13.0)
+    raindrops (0.15.0)
     rake (10.4.2)
     rb-fsevent (0.9.5)
     rb-inotify (0.9.5)
@@ -615,7 +613,7 @@ GEM
     redis-namespace (1.5.2)
       redis (~> 3.0, >= 3.0.4)
     remotipart (1.2.1)
-    request_store (1.1.0)
+    request_store (1.2.0)
     responders (2.1.0)
       railties (>= 4.2.0, < 5)
     roxml (3.1.6)
@@ -625,17 +623,17 @@ GEM
       rspec-core (~> 3.3.0)
       rspec-expectations (~> 3.3.0)
       rspec-mocks (~> 3.3.0)
-    rspec-core (3.3.1)
+    rspec-core (3.3.2)
       rspec-support (~> 3.3.0)
-    rspec-expectations (3.3.0)
+    rspec-expectations (3.3.1)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.3.0)
     rspec-instafail (0.2.6)
       rspec
-    rspec-mocks (3.3.1)
+    rspec-mocks (3.3.2)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.3.0)
-    rspec-rails (3.3.2)
+    rspec-rails (3.3.3)
       actionpack (>= 3.0, < 4.3)
       activesupport (>= 3.0, < 4.3)
       railties (>= 3.0, < 4.3)
@@ -644,7 +642,7 @@ GEM
       rspec-mocks (~> 3.3.0)
       rspec-support (~> 3.3.0)
     rspec-support (3.3.0)
-    rubocop (0.32.0)
+    rubocop (0.32.1)
       astrolabe (~> 1.3)
       parser (>= 2.2.2.5, < 3.0)
       powerpack (~> 0.1)
@@ -655,7 +653,7 @@ GEM
     rubyzip (1.1.7)
     rugged (0.22.2)
     safe_yaml (1.0.4)
-    sass (3.4.14)
+    sass (3.4.16)
     sass-rails (5.0.1)
       railties (>= 4.0.0, < 5.0)
       sass (~> 3.1)
@@ -665,7 +663,7 @@ GEM
     sawyer (0.6.0)
       addressable (~> 2.3.5)
       faraday (~> 0.8, < 0.10)
-    selenium-webdriver (2.45.0)
+    selenium-webdriver (2.46.2)
       childprocess (~> 0.5)
       multi_json (~> 1.0)
       rubyzip (~> 1.0)
@@ -673,12 +671,12 @@ GEM
     shellany (0.0.1)
     shoulda-matchers (2.8.0)
       activesupport (>= 3.0.0)
-    sidekiq (3.4.1)
+    sidekiq (3.4.2)
       celluloid (~> 0.16.0)
-      connection_pool (>= 2.1.1)
-      json
-      redis (>= 3.0.6)
-      redis-namespace (>= 1.3.1)
+      connection_pool (~> 2.2, >= 2.2.0)
+      json (~> 1.0)
+      redis (~> 3.2, >= 3.2.1)
+      redis-namespace (~> 1.5, >= 1.5.2)
     sidetiq (0.6.3)
       celluloid (>= 0.14.1)
       ice_cube (= 0.11.1)
@@ -704,7 +702,7 @@ GEM
       spring (>= 0.9.1)
     spring-commands-rspec (1.0.4)
       spring (>= 0.9.1)
-    sprockets (2.12.3)
+    sprockets (2.12.4)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
@@ -721,7 +719,7 @@ GEM
     thor (0.19.1)
     thread_safe (0.3.5)
     tilt (1.4.1)
-    timecop (0.7.4)
+    timecop (0.8.0)
     timers (4.0.1)
       hitimes
     twitter (5.14.0)
@@ -768,12 +766,12 @@ PLATFORMS
 
 DEPENDENCIES
   active_model_serializers (= 0.9.3)
-  activerecord-import (= 0.8.0)
+  activerecord-import (= 0.10.0)
   acts-as-taggable-on (= 3.5.0)
   acts_as_api (= 0.4.2)
   addressable (= 2.3.8)
   asset_sync (= 1.1.0)
-  autoprefixer-rails (= 5.2.1)
+  autoprefixer-rails (= 5.2.1.1)
   backbone-on-rails (= 1.2.0.0)
   bootstrap-sass (= 3.3.5)
   bootstrap-switch-rails (= 3.3.3)
@@ -785,7 +783,7 @@ DEPENDENCIES
   database_cleaner (= 1.4.1)
   devise (= 3.5.1)
   devise-token_authenticatable (~> 0.4.0)
-  devise_lastseenable (= 0.0.4)
+  devise_lastseenable (= 0.0.6)
   diaspora-vines (~> 0.1.27)
   diaspora_federation-rails (= 0.0.3)
   entypo-rails (= 3.0.0.pre.rc2)
@@ -793,15 +791,15 @@ DEPENDENCIES
   factory_girl_rails (= 4.5.0)
   faraday (= 0.9.1)
   faraday-cookie_jar (= 0.0.6)
-  faraday_middleware (= 0.9.1)
+  faraday_middleware (= 0.10.0)
   fixture_builder (= 0.4.1)
-  fog (= 1.31.0)
+  fog (= 1.32.0)
   fuubar (= 2.0.0)
-  gon (= 5.2.3)
-  guard (= 2.12.5)
+  gon (= 6.0.1)
+  guard (= 2.13.0)
   guard-cucumber (= 1.5.4)
   guard-jshintrb (= 1.1.1)
-  guard-rspec (= 4.5.2)
+  guard-rspec (= 4.6.3)
   guard-rubocop (= 1.2.0)
   haml (= 4.0.6)
   handlebars_assets (= 0.20.2)
@@ -861,7 +859,7 @@ DEPENDENCIES
   rails-assets-markdown-it-sanitizer (= 0.3.2)!
   rails-assets-markdown-it-sub (= 1.0.0)!
   rails-assets-markdown-it-sup (= 1.0.0)!
-  rails-assets-perfect-scrollbar (= 0.6.3)!
+  rails-assets-perfect-scrollbar (= 0.6.4)!
   rails-i18n (= 4.0.4)
   rails-timeago (= 2.11.0)
   rails_admin (= 0.6.8)
@@ -872,14 +870,14 @@ DEPENDENCIES
   responders (= 2.1.0)
   roxml (= 3.1.6)
   rspec-instafail (= 0.2.6)
-  rspec-rails (= 3.3.2)
-  rubocop (= 0.32.0)
+  rspec-rails (= 3.3.3)
+  rubocop (= 0.32.1)
   ruby-oembed (= 0.8.14)
   rubyzip (= 1.1.7)
   sass-rails (= 5.0.1)
-  selenium-webdriver (= 2.45.0)
+  selenium-webdriver (= 2.46.2)
   shoulda-matchers (= 2.8.0)
-  sidekiq (= 3.4.1)
+  sidekiq (= 3.4.2)
   sidetiq (= 0.6.3)
   simple_captcha2 (= 0.3.4)
   simplecov (= 0.10.0)
@@ -889,7 +887,7 @@ DEPENDENCIES
   spring-commands-cucumber (= 1.0.1)
   spring-commands-rspec (= 1.0.4)
   test_after_commit (= 0.4.1)
-  timecop (= 0.7.4)
+  timecop (= 0.8.0)
   twitter (= 5.14.0)
   twitter-text (= 1.12.0)
   typhoeus (= 0.7.2)