Version the http_accept_languages gem

idk why we were pulling from git before, probably to get a feature that wasn't pushed to rubygems yet? But now the latest rubygems version matches the latest repo commit (both back in 2017 lol), so let's do that for greater stability and clarity!

Gemfile

@@ -27,7 +27,7 @@ gem 'neopets', '~> 0.2.0', :git => 'https://github.com/matchu/neopets.git'
 
 gem "parallel", "~> 1.13.0"
 
-gem "http_accept_language", :git => "https://github.com/iain/http_accept_language.git"
+gem 'http_accept_language', '~> 2.1', '>= 2.1.1'
 
 gem 'globalize', '~> 4.0.3'
 

Gemfile.lock

@@ -1,9 +1,3 @@
-GIT
-  remote: https://github.com/iain/http_accept_language.git
-  revision: 74a6a244afa069154d08df0f5df373a6c7fc4fe2
-  specs:
-    http_accept_language (2.1.1)
-
 GIT
   remote: https://github.com/matchu/neopets.git
   revision: 5d13a720b616ba57fbbd54541f3e5daf02b3fedc
@@ -107,6 +101,7 @@ GEM
       thor
       tilt
     highline (1.7.2)
+    http_accept_language (2.1.1)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     json (1.8.6)
@@ -230,7 +225,7 @@ DEPENDENCIES
   factory_girl_rails (~> 1.0)
   globalize (~> 4.0.3)
   haml (~> 6.1, >= 6.1.1)
-  http_accept_language!
+  http_accept_language (~> 2.1, >= 2.1.1)
   letter_opener
   memcache-client (~> 1.8.5)
   msgpack (~> 0.5.3)