Update SQL gems to latest versions that do not involve many deprecations

Gemfile

@@ -3,16 +3,16 @@ source 'http://rubygems.org'
 gem 'rails',                   '4.2.11'
 
 gem 'rake',                    '0.9.2.2'
-gem 'pg',                      '0.15.0'
-gem 'sequel',                  '3.44.0'
-gem 'sequel_pg',               '1.6.3', require: 'sequel'
+gem 'pg',                      '0.20.0'
+gem 'sequel',                  '~> 4.45.0'
+gem 'sequel_pg',               '~> 1.12.0', require: 'sequel'
 
 gem 'activerecord-postgresql-adapter'
 
 gem 'protected_attributes'
 gem 'responders', '~> 2.0'
 
-gem 'sequel-rails', '0.9.15'
+gem 'sequel-rails', '~> 1.0.1'
 
 gem 'rails_warden',            '0.5.8' # Auth via the Warden Rack framework
 gem 'ruby-saml',               '1.4.1'

Gemfile.lock

@@ -124,9 +124,6 @@ GEM
       faraday (~> 0.9, ~> 0.8)
       oauth2 (~> 1.1)
     ejs (1.1.1)
-    em-pg-client (0.2.1)
-      eventmachine (>= 0.12.10)
-      pg (>= 0.13.2)
     equalizer (0.0.11)
     erubis (2.7.0)
     ethon (0.8.1)
@@ -229,7 +226,7 @@ GEM
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
     os (0.9.6)
-    pg (0.15.0)
+    pg (0.20.0)
     poltergeist (1.0.3)
       capybara (~> 1.1)
       childprocess (~> 0.3)
@@ -332,15 +329,15 @@ GEM
       multi_json (~> 1.0)
       rubyzip (~> 1.0)
       websocket (~> 1.0)
-    sequel (3.44.0)
-    sequel-rails (0.9.15)
-      actionpack (>= 3.2.0)
-      activemodel
-      railties (>= 3.2.0)
-      sequel (>= 3.28, < 5.0)
-    sequel_pg (1.6.3)
-      pg (>= 0.8.0)
-      sequel (>= 3.39.0)
+    sequel (4.45.0)
+    sequel-rails (1.0.1)
+      actionpack (>= 4.0.0)
+      activemodel (>= 4.0.0)
+      railties (>= 4.0.0)
+      sequel (>= 3.28, < 6.0)
+    sequel_pg (1.12.0)
+      pg (>= 0.18.0)
+      sequel (>= 4.38.0)
     signet (0.11.0)
       addressable (~> 2.3)
       faraday (~> 0.9)
@@ -436,8 +433,6 @@ DEPENDENCIES
   delorean
   dropbox_api (= 0.1.6)
   ejs (~> 1.1.1)
-  em-pg-client (= 0.2.1)
-  eventmachine (= 1.0.4)
   execjs (~> 0.4)
   factory_girl_rails (~> 4.0.0)
   fake_net_ldap!
@@ -457,7 +452,7 @@ DEPENDENCIES
   nokogiri (~> 1.8.2)
   oauth (= 0.4.7)
   oauth-plugin!
-  pg (= 0.15.0)
+  pg (= 0.20.0)
   poltergeist (>= 1.0.0)
   protected_attributes
   rack
@@ -482,9 +477,9 @@ DEPENDENCIES
   ruby-prof (= 0.15.1)
   ruby-saml (= 1.4.1)
   selenium-webdriver (>= 2.5.0)
-  sequel (= 3.44.0)
-  sequel-rails (= 0.9.15)
-  sequel_pg (= 1.6.3)
+  sequel (~> 4.45.0)
+  sequel-rails (~> 1.0.1)
+  sequel_pg (~> 1.12.0)
   simplecov (= 0.13.0)
   simplecov-json
   simplecov-rcov
@@ -502,4 +497,4 @@ DEPENDENCIES
   zeus
 
 BUNDLED WITH
-   1.17.1
+   1.17.3

gears/carto_gears_api/carto_gears_api.gemspec

@@ -16,5 +16,5 @@ Gem::Specification.new do |s|
 
   s.add_dependency "rails", "4.2.11"
   s.add_dependency 'values', '1.8.0'
-  s.add_dependency 'pg', '0.15.0'
+  s.add_dependency 'pg', '0.20.0'
 end