updated ruby template

modules/swagger-codegen/src/main/resources/ruby/api.mustache

@@ -18,6 +18,7 @@ class {{classname}}
 {{/optional}}{{/allParams}}  # @return {{#returnType}}{{{returnType}}}{{/returnType}}{{^returnType}}void{{/returnType}}
   def self.{{nickname}} ({{#allParams}}{{paramName}}{{#defaultValue}} = {{{defaultValue}}}{{/defaultValue}}, {{/allParams}}opts={})
     query_param_keys = [{{#queryParams}}:{{paramName}}{{#hasMore}},{{/hasMore}}{{/queryParams}}]
+    headerParams = {}
 
     {{#requiredParamCount}}
     # verify existence of params

samples/client/petstore/ruby/lib/pet_api.rb

@@ -15,6 +15,7 @@ class PetApi
   # @return void
   def self.updatePet (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -83,6 +84,7 @@ class PetApi
   # @return void
   def self.addPet (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -151,6 +153,7 @@ class PetApi
   # @return array[Pet]
   def self.findPetsByStatus (status, opts={})
     query_param_keys = [:status]
+    headerParams = {}
 
     
     
@@ -201,6 +204,7 @@ class PetApi
   # @return array[Pet]
   def self.findPetsByTags (tags, opts={})
     query_param_keys = [:tags]
+    headerParams = {}
 
     
     
@@ -251,6 +255,7 @@ class PetApi
   # @return Pet
   def self.getPetById (pet_id, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -303,6 +308,7 @@ class PetApi
   # @return void
   def self.updatePetWithForm (pet_id, name, status, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -357,6 +363,7 @@ class PetApi
   # @return void
   def self.deletePet (api_key, pet_id, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -409,6 +416,7 @@ class PetApi
   # @return void
   def self.uploadFile (pet_id, additional_metadata, file, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     

samples/client/petstore/ruby/lib/store_api.rb

@@ -14,6 +14,7 @@ class StoreApi
   # @return map[string,int]
   def self.getInventory (opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -63,6 +64,7 @@ class StoreApi
   # @return Order
   def self.placeOrder (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -132,6 +134,7 @@ class StoreApi
   # @return Order
   def self.getOrderById (order_id, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -182,6 +185,7 @@ class StoreApi
   # @return void
   def self.deleteOrder (order_id, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     

samples/client/petstore/ruby/lib/user_api.rb

@@ -15,6 +15,7 @@ class UserApi
   # @return void
   def self.createUser (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -83,6 +84,7 @@ class UserApi
   # @return void
   def self.createUsersWithArrayInput (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -151,6 +153,7 @@ class UserApi
   # @return void
   def self.createUsersWithListInput (body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -220,6 +223,7 @@ class UserApi
   # @return string
   def self.loginUser (username, password, opts={})
     query_param_keys = [:username,:password]
+    headerParams = {}
 
     
     
@@ -269,6 +273,7 @@ class UserApi
   # @return void
   def self.logoutUser (opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -316,6 +321,7 @@ class UserApi
   # @return User
   def self.getUserByName (username, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -367,6 +373,7 @@ class UserApi
   # @return void
   def self.updateUser (username, body, opts={})
     query_param_keys = []
+    headerParams = {}
 
     
     
@@ -437,6 +444,7 @@ class UserApi
   # @return void
   def self.deleteUser (username, opts={})
     query_param_keys = []
+    headerParams = {}