clean html, style logon form

IPython/frontend/html/notebook/templates/login.html

@@ -17,7 +17,7 b''
 
     {% if login_available %}
     <form action="/login?next={{url_escape(next)}}" method="post">
-        Password: <input type="password" name="password" id="password_input">
+        Password: <input type="password" class='ui-widget ui-widget-content' name="password" id="password_input">
         <input type="submit" value="Log in" id="login_submit">
     </form>
     {% end %}

IPython/frontend/html/notebook/templates/projectdashboard.html

@@ -31,7 +31,7 b' data-read-only={{read_only}}'
     <div id="tab1">
         {% if logged_in or not read_only %}
         <div id="notebook_toolbar">
-            <form id='alternate_upload' action="notebooks" enctype="multipart/form-data" method="post" class='alternate_upload' >
+            <form id='alternate_upload'  class='alternate_upload' >
                 <span id="drag_info" style="position:absolute" >Drag files
                     onto the list, or click here, to import
                     notebooks.</span>