Merge pull request #37 from launchdarkly/update-java-and-faraday

Update json and faraday dependencies.
Also generate Gemfile.lock separately for each ruby version.

Author: ashanbrown

circle.yml

@@ -1,6 +1,6 @@
 machine:
   environment:
-    RUBIES: "ruby-2.4.1;ruby-2.2.3;ruby-2.1.7;ruby-2.0.0;ruby-1.9.3;jruby-1.7.22" 
+    RUBIES: "ruby-2.4.1;ruby-2.2.3;ruby-2.1.7;ruby-2.0.0;ruby-1.9.3;jruby-1.7.22"
   services:
     - redis
 
@@ -18,6 +18,7 @@ dependencies:
         gem install jruby-openssl; # required by bundler, no effect on Ruby MRI
         gem install bundler;
         bundle install;
+        mv Gemfile.lock "Gemfile.lock.$i"
       done
 
 test:
@@ -27,5 +28,6 @@ test:
       for i in "${rubiesArray[@]}";
       do
         rvm use $i;
+        cp "Gemfile.lock.$i" Gemfile.lock;
         bundle exec rspec spec;
       done

ldclient-rb.gemspec

@@ -29,9 +29,9 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "connection_pool", ">= 2.1.2"
   spec.add_development_dependency "moneta", "~> 1.0.0"
 
-  spec.add_runtime_dependency "json", "~> 1.8"
-  spec.add_runtime_dependency "faraday", "~> 0.9"
-  spec.add_runtime_dependency "faraday-http-cache", "~> 1.3.0"
+  spec.add_runtime_dependency "json", [">= 1.8", "< 3"]
+  spec.add_runtime_dependency "faraday", [">= 0.9", "< 2"]
+  spec.add_runtime_dependency "faraday-http-cache", [">= 1.3.0", "< 3"]
   spec.add_runtime_dependency "thread_safe", "~> 0.3"
   spec.add_runtime_dependency "net-http-persistent", "~> 2.9"
   spec.add_runtime_dependency "concurrent-ruby", "~> 1.0.4"