All installs of Spigot via BuildTools will also generate a CraftBukkit jar file in case you wish to use this over Spigot (although we hope you will find no reason to). Bukkit In addition to CraftBukkit, we also now maintain Bukkit which is the API that developers can use to make server plugins.
Walking on an area rug that has been placed over a dirty floor can grind the dirt, dust and sand into the wood. To prepare your floor, sweep and mop the entire area. Fix scratches before laying your rug down to ensure pristine floors when it's time to remove the rug.
Rugs can become very slippery on hardwood floors so you will want to use some type of a non-slip pad underneath. These can be found at any floor covering outlet or home improvement center like Lowe's or Home Depot. They come in different sizes and are easily cut to fit any size rug.