update twitter to 7.0.0

Gemfile

@@ -162,7 +162,7 @@ gem "omniauth",           "1.9.1"
 gem "omniauth-tumblr",    "1.2"
 gem "omniauth-twitter",   "1.4.0"
 gem "omniauth-wordpress", "0.2.2"
-gem "twitter",            "6.2.0"
+gem "twitter",            "7.0.0"
 
 # OpenID Connect
 gem "openid_connect", "1.1.8"

Gemfile.lock

@@ -238,6 +238,9 @@ GEM
     faraday_middleware (0.13.1)
       faraday (>= 0.7.4, < 1.0)
     ffi (1.12.2)
+    ffi-compiler (1.0.1)
+      ffi (>= 1.0.0)
+      rake
     fixture_builder (0.5.2)
       activerecord (>= 2)
       activesupport (>= 2)
@@ -313,14 +316,16 @@ GEM
       tilt (>= 1.2)
     hashdiff (1.0.1)
     hashie (4.1.0)
-    http (3.3.0)
+    http (4.3.0)
       addressable (~> 2.3)
       http-cookie (~> 1.0)
-      http-form_data (~> 2.0)
-      http_parser.rb (~> 0.6.0)
+      http-form_data (~> 2.2)
+      http-parser (~> 1.2.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     http-form_data (2.3.0)
+    http-parser (1.2.1)
+      ffi-compiler (>= 1.0, < 2.0)
     http_accept_language (2.1.1)
     http_parser.rb (0.6.0)
     httparty (0.18.0)
@@ -725,11 +730,11 @@ GEM
       sync
     to_regexp (0.2.1)
     turbo_dev_assets (0.0.2)
-    twitter (6.2.0)
+    twitter (7.0.0)
       addressable (~> 2.3)
       buftok (~> 0.2.0)
       equalizer (~> 0.0.11)
-      http (~> 3.0)
+      http (~> 4.0)
       http-form_data (~> 2.0)
       http_parser.rb (~> 0.6.0)
       memoizable (~> 0.4.0)
@@ -920,7 +925,7 @@ DEPENDENCIES
   string-direction (= 1.2.2)
   timecop (= 0.9.1)
   turbo_dev_assets (= 0.0.2)
-  twitter (= 6.2.0)
+  twitter (= 7.0.0)
   twitter-text (= 1.14.7)
   typhoeus (= 1.3.1)
   uglifier (= 4.2.0)