Use double instead of mock, stub instead of stub! to make rspec happy

spec/controllers/application_controller_spec.rb

@@ -114,7 +114,7 @@ describe FakesController do
       it 'redirects to stored location' do
         stored_path = double
         path = double
-        @controller.stub!(:get_stored_location => stored_path)
+        @controller.stub(:get_stored_location => stored_path)
         @controller.should_receive(:redirect_to).with(stored_path)
         @controller.send(:redirect_back_or_to, path)
       end

spec/controllers/asciicasts_controller_spec.rb

@@ -64,7 +64,7 @@ describe AsciicastsController do
     end
 
     context 'for html request' do
-      let(:view_counter) { mock('view_counter') }
+      let(:view_counter) { double('view_counter') }
 
       before do
         AsciicastDecorator.should_receive(:new).with(asciicast).

spec/controllers/sessions_controller_spec.rb

@@ -36,7 +36,7 @@ describe SessionsController do
 
     context "user doesn't exist" do
       let(:auth) { request.env["omniauth.auth"] }
-      let(:user) { stub("user", :id => 1, :persisted? => true) }
+      let(:user) { double("user", :id => 1, :persisted? => true) }
 
       context "when nickname is not taken" do
         it "should call create_with_omniauth" do

spec/controllers/user_tokens_controller_spec.rb

@@ -18,7 +18,7 @@ describe UserTokensController do
 
       before do
         login_as user
-        user.stub!(:add_user_token => user_token)
+        user.stub(:add_user_token => user_token)
         @controller.should_receive(:ensure_authenticated!)
       end
 
@@ -26,7 +26,7 @@ describe UserTokensController do
         let(:claimed) { 5 }
 
         before do
-          user_token.stub!(:valid? => true)
+          user_token.stub(:valid? => true)
 
           Asciicast.should_receive(:assign_user).
                     with(user_token.token, user).
@@ -52,7 +52,7 @@ describe UserTokensController do
 
       context 'when given token is invalid' do
         before do
-          user_token.stub!(:valid? => false)
+          user_token.stub(:valid? => false)
         end
 
         it "doesn't call Asciicast.assign_user" do

spec/controllers/users_controller_spec.rb

@@ -21,7 +21,7 @@ describe UsersController do
           :avatar_url => avatar_url
         }
 
-        user.stub!(:save => true)
+        user.stub(:save => true)
       end
 
       it "assigns provider and uid" do
@@ -52,7 +52,7 @@ describe UsersController do
 
     context "when not valid data" do
       before do
-        user.stub!(:save => false)
+        user.stub(:save => false)
       end
 
       it "renders user/new" do