Pulling all pending Bukkit-JavaDoc changes

A special thanks goes to @aerouk for almost all of the changes found here.

src/main/java/org/bukkit/command/TabExecutor.java

@@ -1,7 +1,8 @@
 package org.bukkit.command;
 
 /**
- * This class is provided as a convenience to implement both TabCompleter and CommandExecutor.
+ * This class is provided as a convenience to implement both TabCompleter and
+ * CommandExecutor.
  */
 public interface TabExecutor extends TabCompleter, CommandExecutor {
 }