Lock mime-types < 3.0 to fix Travis-CI on ruby 2.0 and 1.9.3.
Lock mime-types < 3.0 to fix Travis-CI on ruby 2.0 and 1.9.3.

alexagranov/grape-swagger-rails,aske/grape-swagger-rails,aske/grape-swagger-rails,davidbrewer/grape-swagger-rails,ruby-grape/grape-swagger-rails,TinkerDev/grape-swagger-rails,testCloud/grape-swagger-rails,TinkerDev/grape-swagger-rails,dblock/grape-swagger-rails,alexagranov/grape-swagger-rails,testCloud/grape-swagger-rails,davidbrewer/grape-swagger-rails,dblock/grape-swagger-rails,dblock/grape-swagger-rails,proteste/grape-swagger-rails,TinkerDev/grape-swagger-rails,aske/grape-swagger-rails,alexagranov/grape-swagger-rails,davidbrewer/grape-swagger-rails,testCloud/grape-swagger-rails,proteste/grape-swagger-rails,ruby-grape/grape-swagger-rails,ruby-grape/grape-swagger-rails,proteste/grape-swagger-rails