Remove unused dependencies, add descriptions

Author: derrickreimer

drip-ruby.gemspec

@@ -8,8 +8,8 @@ Gem::Specification.new do |spec|
   spec.version       = Drip::VERSION
   spec.authors       = ["Derrick Reimer"]
   spec.email         = ["derrickreimer@gmail.com"]
-  spec.summary       = %q{TODO: Write a short summary. Required.}
-  spec.description   = %q{TODO: Write a longer description. Optional.}
+  spec.summary       = %q{A Ruby gem for interacting with the Drip API}
+  spec.description   = %q{A simple wrapper for the Drip API}
   spec.homepage      = "http://github.com/DripEmail/drip-ruby"
   spec.license       = "MIT"
 
@@ -20,9 +20,6 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "bundler", "~> 1.6"
   spec.add_development_dependency "rake"
-  spec.add_development_dependency "excon", ">= 0.27.5", "< 0.30.0"
-  spec.add_development_dependency "webmock"
-  spec.add_development_dependency "vcr"
   spec.add_development_dependency "shoulda-context", "~> 1.0"
   spec.add_development_dependency "mocha"