Pulling all pending Bukkit-JavaDoc changes

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

By: Wesley Wolfe <weswolf@aol.com>

paper-api/src/main/java/org/bukkit/material/TexturedMaterial.java

@@ -41,7 +41,8 @@ public abstract class TexturedMaterial extends MaterialData {
     }
 
     /**
-     * Retrieve a list of possible textures. The first element of the list will be used as a default.
+     * Retrieve a list of possible textures. The first element of the list
+     * will be used as a default.
      *
      * @return a list of possible textures for this block
      */