Update rack requirement from ~> 1.1 to >= 1.1, < 3.0

Gemfile.lock

@@ -16,7 +16,7 @@ PATH
       nokogiri
       oauth (>= 0.4.2)
       padrino (= 0.10.1)
-      rack (~> 1.1)
+      rack (>= 1.1, < 3.0)
       sinatra (~> 1.2.6)
       thin (~> 1.2.11)
       thin_async (>= 0.1.1)
@@ -26,21 +26,22 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (3.0.11)
-      activesupport (= 3.0.11)
+    activemodel (3.0.20)
+      activesupport (= 3.0.20)
       builder (~> 2.1.2)
       i18n (~> 0.5.0)
-    activerecord (3.0.11)
-      activemodel (= 3.0.11)
-      activesupport (= 3.0.11)
+    activerecord (3.0.20)
+      activemodel (= 3.0.20)
+      activesupport (= 3.0.20)
       arel (~> 2.0.10)
       tzinfo (~> 0.3.23)
-    activesupport (3.0.11)
+    activesupport (3.0.20)
     addressable (2.2.6)
     arel (2.0.10)
     async_sinatra (0.5.0)
       rack (>= 1.2.1)
       sinatra (>= 1.0)
+    backports (3.21.0)
     bacon (1.1.0)
     builder (2.1.2)
     callsite (0.0.11)
@@ -53,22 +54,22 @@ GEM
     code_stats (0.0.1)
       dirge (>= 0.0.3)
       rainbow
-    cookiejar (0.3.0)
+    cookiejar (0.3.3)
     crack (0.3.1)
-    daemons (1.1.5)
+    daemons (1.3.1)
     diff-lcs (1.1.3)
     dirge (0.0.5)
       callsite (>= 0.0.2)
-    em-http-request (1.0.1)
+    em-http-request (1.0.3)
       addressable (>= 2.2.3)
       cookiejar
       em-socksify
       eventmachine (>= 1.0.0.beta.4)
       http_parser.rb (>= 0.5.3)
-    em-jack (0.1.3)
-      eventmachine
-    em-socksify (0.1.0)
-      eventmachine
+    em-jack (0.1.5)
+      eventmachine (>= 0.12.10)
+    em-socksify (0.3.2)
+      eventmachine (>= 1.0.0.beta.4)
     em-spec (0.2.5)
       bacon
       eventmachine
@@ -78,26 +79,31 @@ GEM
     grit (2.4.1)
       diff-lcs (~> 1.1)
       mime-types (~> 1.15)
-    haml (3.1.4)
-    http_parser.rb (0.5.3)
+    haml (5.2.1)
+      temple (>= 0.8.0)
+      tilt
+    http_parser.rb (0.6.0)
     http_router (0.9.7)
       rack (>= 1.0.0)
       url_mount (~> 0.2.1)
-    i18n (0.5.0)
-    json (1.6.4)
+    i18n (0.5.4)
+    json (2.5.1)
     load_path_find (0.0.6)
       callsite (>= 0.0.2)
-    mail (2.3.0)
+    mail (2.3.3)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     metaclass (0.0.1)
-    mime-types (1.17.2)
+    mime-types (1.25.1)
+    mini_portile2 (2.5.0)
     mocha (0.10.0)
       metaclass (~> 0.0.1)
     mysqlplus (0.1.2)
-    nokogiri (1.5.0)
-    oauth (0.4.5)
+    nokogiri (1.11.3)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
+    oauth (0.5.6)
     padrino (0.10.1)
       padrino-admin (= 0.10.1)
       padrino-cache (= 0.10.1)
@@ -126,8 +132,9 @@ GEM
     padrino-mailer (0.10.1)
       mail (~> 2.3.0)
       padrino-core (= 0.10.1)
-    polyglot (0.3.3)
-    rack (1.4.0)
+    polyglot (0.3.5)
+    racc (1.5.2)
+    rack (1.4.7)
     rainbow (1.1.3)
     rake (0.9.2.2)
     rspec (2.6.0)
@@ -138,29 +145,31 @@ GEM
     rspec-expectations (2.6.0)
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.6.0)
-    sinatra (1.2.8)
-      rack (~> 1.1)
+    sinatra (1.2.9)
+      backports
+      rack (~> 1.1, < 1.5)
       tilt (>= 1.2.2, < 2.0)
+    temple (0.8.2)
     test-unit (2.4.4)
     thin (1.2.11)
       daemons (>= 1.0.9)
       eventmachine (>= 0.12.6)
       rack (>= 1.0.0)
-    thin_async (0.1.1)
+    thin_async (0.3.0)
       thin (>= 1.2.1)
     thor (0.14.6)
-    tilt (1.3.3)
-    treetop (1.4.10)
+    tilt (1.3.7)
+    treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.31)
+    tzinfo (0.3.60)
     url_mount (0.2.1)
       rack
     webmock (1.7.8)
       addressable (~> 2.2, > 2.2.5)
       crack (>= 0.1.7)
-    will_paginate (3.0.2)
-    yajl-ruby (1.1.0)
+    will_paginate (3.0.12)
+    yajl-ruby (1.4.1)
 
 PLATFORMS
   ruby

message_gateway.gemspec

@@ -26,7 +26,7 @@ Gem::Specification.new do |s|
   s.add_dependency "padrino", "= 0.10.1"
   s.add_dependency "sinatra", "~> 1.2.6"
 
-  s.add_dependency "rack", '~> 1.1'
+  s.add_dependency "rack", '>= 1.1', '< 3.0'
   s.add_dependency "chirpstream"
   s.add_dependency "nokogiri"
   s.add_dependency "em-http-request", "~> 1.0.0"