fix(img): fixed img link on signup

public/app/partials/signup_step2.html

@@ -6,7 +6,7 @@
 	<div class="login-box">
 
 		<div class="login-box-logo">
-			<img src="img/logo_transparent_200x75.png">
+			<img src="public/img/logo_transparent_200x75.png">
 		</div>
 
     <div class="invite-box">