function isSubPath(sRequestPath, sPath) {
		return sPath === "" || sRequestPath === sPath || sRequestPath.startsWith(sPath + "/");
	}
Returns <code>true</code> if <code>sRequestPath</code> is a sub-path of <code>sPath</code>.

@param {string} sRequestPath The request path
@param {string} sPath The path to check against
@returns {boolean} <code>true</code> if it is a sub-path