Napsu? Sakura QOL Tweaks

Changes blank images, fixes a test case

opponents/sakura/behaviour.xml

@@ -64,7 +64,6 @@
                 <state img="0-happy.png">Hi, everyone! This is the Franchouchou meet and greet, isn't it? I'm Number 1!</state>
                 <state img="0-huh.png">I think this is the place, right? I got a little lost. Sorry I'm late!</state>
                 <state img="0-zettai.png">Good evening, ladies and gentlemen! It's so great to see all of you here!</state>
-                <state img="0-.png">(&lt;i&gt;italics thought bubble&lt;/i&gt;) &lt;i&gt;italicsonly&lt;/i&gt; (&lt;i&gt;existin&lt;/i&gt;)</state>
             </case>
             <case tag="game_start">
                 <state img="0-why.png" marker="terror_start">Oh! Strip poker… um… (&lt;i&gt;The game'll end early, right? This is just a backdrop… right?&lt;/i&gt;)</state>