Rater: Remove interface

It's used only by HttpRater and the interface is no longer adhered to by
DslRater (which no longer implements it).

src/server/rater/DslRater.js

@@ -20,7 +20,6 @@
  */
 
 var Class        = require( 'easejs' ).Class,
-    Rater        = require( './Rater' ),
     EventEmitter = require( 'events' ).EventEmitter,
 
     DslRaterContext = require( './DslRaterContext' );

src/server/rater/DslRaterContext.js

@@ -20,7 +20,6 @@
  */
 
 var Class        = require( 'easejs' ).Class,
-    Rater        = require( './Rater' ),
     EventEmitter = require( 'events' ).EventEmitter,
     Quote        = require( '../../quote/Quote' );
 

src/server/rater/HttpRater.js

@@ -22,18 +22,14 @@
  *       "HttpRater"
  */
 
-var Class = require( 'easejs' ).Class,
-    Rater = require( './Rater' ),
-
-    querystring = require( 'querystring' )
-;
+var Class       = require( 'easejs' ).Class;
+var querystring = require( 'querystring' );
 
 
 /**
  * Rates using one of the PHP raters
  */
 module.exports = Class( 'HttpRater' )
-    .implement( Rater )
     .extend(
 {
     /**

src/server/rater/Rater.js

@@ -1,40 +0,0 @@
-/**
- * Contains Rater interface
- *
- *  Copyright (C) 2010-2019 R-T Specialty, LLC.
- *
- *  This file is part of the Liza Data Collection Framework.
- *
- *  liza is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU Affero General Public License as
- *  published by the Free Software Foundation, either version 3 of the
- *  License, or (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU Affero General Public License
- *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-var Interface = require( 'easejs' ).Interface;
-
-
-/**
- * Represents a rater that will generate a quote from a given set of values
- */
-module.exports = Interface( 'Rater',
-{
-    /**
-     * Asynchronously performs rating using the data from the given bucket
-     *
-     * @param {Quote}      quote to rate
-     * @param {function()} callback function to call when complete
-     *
-     * @return {Rater} self
-     */
-    'public rate': [ 'quote', 'args', 'callback' ],
-} );
-