Restructure PaperSpigot as a new set of modules

Allows us much greater control over the Spigot portion of the code
and makes us more "proper"
Credit to @Dmck2b for originally passing the idea along a while back

CraftBukkit-Patches/0110-Cap-window-names-to-prevent-client-disconnects.patch

@@ -0,0 +1,19 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Thinkofdeath <thethinkofdeath@gmail.com>
+Date: Sun, 23 Mar 2014 10:53:48 +0000
+Subject: [PATCH] Cap window names to prevent client disconnects
+
+
+diff --git a/src/main/java/net/minecraft/server/PacketPlayOutOpenWindow.java b/src/main/java/net/minecraft/server/PacketPlayOutOpenWindow.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/server/PacketPlayOutOpenWindow.java
++++ b/src/main/java/net/minecraft/server/PacketPlayOutOpenWindow.java
+@@ -0,0 +0,0 @@ public class PacketPlayOutOpenWindow extends Packet {
+     public PacketPlayOutOpenWindow() {}
+ 
+     public PacketPlayOutOpenWindow(int i, int j, String s, int k, boolean flag) {
++        if (s.length() > 32) s = s.substring( 0, 32 ); // Spigot - Cap window name to prevent client disconnects
+         this.a = i;
+         this.b = j;
+         this.c = s;
+--