Fix #1670 - Update OStatus2 gem (#1936)

Gemfile

@@ -37,7 +37,7 @@ gem 'kaminari'
 gem 'link_header'
 gem 'nokogiri'
 gem 'oj'
-gem 'ostatus2'
+gem 'ostatus2', '~> 1.1'
 gem 'ox'
 gem 'rabl'
 gem 'rack-attack'

Gemfile.lock

@@ -250,11 +250,13 @@ GEM
     nokogiri (1.7.1)
       mini_portile2 (~> 2.1.0)
     oj (2.18.5)
+    openssl (2.0.3)
     orm_adapter (0.5.0)
-    ostatus2 (1.0.2)
+    ostatus2 (1.1.0)
       addressable (~> 2.4)
       http (~> 2.0)
       nokogiri (~> 1.6)
+      openssl (~> 2.0)
     ox (2.4.11)
     paperclip (5.1.0)
       activemodel (>= 4.2.0)
@@ -441,7 +443,7 @@ GEM
       execjs (>= 0.3.0, < 3)
     unf (0.1.4)
       unf_ext
-    unf_ext (0.0.7.2)
+    unf_ext (0.0.7.3)
     unicode-display_width (1.1.3)
     uniform_notifier (1.10.0)
     warden (1.2.7)
@@ -501,7 +503,7 @@ DEPENDENCIES
   microformats2
   nokogiri
   oj
-  ostatus2
+  ostatus2 (~> 1.1)
   ox
   paperclip (~> 5.1)
   paperclip-av-transcoder