updates twitter gem in order to get rid of security warning from gem "http"

Gemfile.lock

@@ -51,7 +51,8 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.3.8)
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
     afm (0.2.2)
     ansi (1.5.0)
     api-pagination (4.3.0)
@@ -179,7 +180,7 @@ GEM
     execjs (2.7.0)
     faker (1.4.3)
       i18n (~> 0.5)
-    faraday (0.9.1)
+    faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
     ffi (1.9.8)
     figaro (1.1.0)
@@ -202,10 +203,14 @@ GEM
     hike (1.2.3)
     hitimes (1.2.2)
     htmlentities (4.3.4)
-    http (0.6.4)
+    http (3.0.0)
+      addressable (~> 2.3)
+      http-cookie (~> 1.0)
+      http-form_data (>= 2.0.0.pre.pre2, < 3)
       http_parser.rb (~> 0.6.0)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
+    http-form_data (2.1.0)
     http_parser.rb (0.6.0)
     httparty (0.13.7)
       json (~> 1.8)
@@ -260,7 +265,7 @@ GEM
     multi_json (1.12.2)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
-    naught (1.0.0)
+    naught (1.1.0)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
     net-sftp (2.1.2)
@@ -305,6 +310,7 @@ GEM
     prawn-table (0.2.1)
     protected_attributes (1.1.3)
       activemodel (>= 4.0.1, < 5.0)
+    public_suffix (3.0.2)
     puma (3.10.0)
     pundit (1.0.0)
       activesupport (>= 3.0.0)
@@ -441,15 +447,15 @@ GEM
       hitimes
     tins (1.13.0)
     ttfunk (1.4.0)
-    twitter (5.14.0)
+    twitter (6.2.0)
       addressable (~> 2.3)
       buftok (~> 0.2.0)
-      equalizer (~> 0.0.9)
-      faraday (~> 0.9.0)
-      http (~> 0.6.0)
+      equalizer (~> 0.0.11)
+      http (~> 3.0)
+      http-form_data (~> 2.0)
       http_parser.rb (~> 0.6.0)
-      json (~> 1.8)
       memoizable (~> 0.4.0)
+      multipart-post (~> 2.0)
       naught (~> 1.0)
       simple_oauth (~> 0.3.0)
     twitter-text (1.11.0)
@@ -572,4 +578,4 @@ DEPENDENCIES
   webmock
 
 BUNDLED WITH
-   1.16.0
+   1.16.1