v3 add branches endpoint

lib/travis/api/v3/queries/branches.rb

@@ -0,0 +1,7 @@
+module Travis::API::V3
+  class Queries::Branches < Query
+    def find(repository)
+      repository.branches
+    end
+  end
+end

lib/travis/api/v3/renderer/branches.rb

@@ -0,0 +1,6 @@
+module Travis::API::V3
+  class Renderer::Branches < Renderer::CollectionRenderer
+    type            :branches
+    collection_key  :branches
+  end
+end

lib/travis/api/v3/routes.rb

@@ -12,6 +12,9 @@ module Travis::API::V3
       capture id: :digit
       route '/build/{build.id}'
       get :find
+
+      # post :cancel, '/cancel'
+      # post :restart, '/restart'
     end
 
     resource :job do

lib/travis/api/v3/services.rb

@@ -4,6 +4,7 @@ module Travis::API::V3
 
     Accounts      = Module.new { extend Services }
     Branch        = Module.new { extend Services }
+    Branch        = Module.new { extend Services }
     Build         = Module.new { extend Services }
     Builds        = Module.new { extend Services }
     Job           = Module.new { extend Services }

lib/travis/api/v3/services/branches/find.rb

@@ -0,0 +1,9 @@
+module Travis::API::V3
+  class Services::Branches::Find < Service
+    paginate
+    def run!
+      query.find(find(:repository))
+    end
+  end
+
+end