split jquery and prototype tests

It will help to easier find out which javascript version is not working.

spec/form_spec.rb

@@ -2,30 +2,32 @@
 
 describe 'NestedForm' do
   include Capybara::DSL
-  
+
   def check_form
     page.should have_no_css('form .fields input[id$=name]')
     click_link 'Add new task'
     page.should have_css('form .fields input[id$=name]', :count => 1)
     find('form .fields input[id$=name]').should be_visible
     find('form .fields input[id$=_destroy]').value.should == 'false'
-    
+
     click_link 'Remove'
     find('form .fields input[id$=_destroy]').value.should == '1'
     find('form .fields input[id$=name]').should_not be_visible
-    
+
     click_link 'Add new task'
     click_link 'Add new task'
     fields = all('form .fields')
     fields.select { |field| field.visible? }.count.should == 2
     fields.reject { |field| field.visible? }.count.should == 1
   end
-  
-  it 'should work with jQuery and Prototype', :js => true do
+
+  it 'should work with jQuery', :js => true do
     visit '/projects/new'
     check_form
-
+  end
+
+  it 'should work with Prototype', :js => true do
     visit '/projects/new?type=prototype'
     check_form
   end
-end
+end