Projectile clipping, PassDoor fix (#176)

* Numbered packet sizes.
Corrected sound packet length to 6 from 5.
Corrected sound packet in server.
Teleport sound now plays correctly.
Corrected modern teleport animation playthrough.
Removed redundant teleport delay.

* Changed sendSound packet size back to 5 and removed type attribute to maintain compatibility with Parabot.

* After running around an object to attack the player will no longer wait a number of ticks to start attacking again.
Fixed an issue where walkTo being called from CycleEvents would not execute correctly.
Player will no longer face a killed npc after it respawns.
Added projectile clipping.
Added a new algorithm for player->player/npc following that accounts for projectile clipping.

.idea/checkstyle-idea.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CheckStyle-IDEA">
+    <option name="configuration">
+      <map>
+        <entry key="checkstyle-version" value="8.25" />
+        <entry key="copy-libs" value="true" />
+        <entry key="location-0" value="BUNDLED:(bundled):Sun Checks" />
+        <entry key="location-1" value="BUNDLED:(bundled):Google Checks" />
+        <entry key="scan-before-checkin" value="false" />
+        <entry key="scanscope" value="JavaOnly" />
+        <entry key="suppress-errors" value="false" />
+      </map>
+    </option>
+  </component>
+</project>