Move all composer files inside the common directory

- 2022년 3월 개발팀 결정사항 적용
- 모듈 등 서드파티 자료 개발시 composer를 사용하면 상위 경로에 있는 코어의
  composer.json을 수정하고, 코어의 vendor 디렉토리를 건드리는 것이 기본값임
- 이를 방지하기 위해 코어의 composer.json과 vendor를 common 디렉토리 안으로
  이동하여, 모듈 경로에서 상위 폴더로 인식하지 않도록 함

vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/Integer.php

@@ -1,91 +0,0 @@
-<?php
-
-/**
- * Validates an integer.
- * @note While this class was modeled off the CSS definition, no currently
- *       allowed CSS uses this type.  The properties that do are: widows,
- *       orphans, z-index, counter-increment, counter-reset.  Some of the
- *       HTML attributes, however, find use for a non-negative version of this.
- */
-class HTMLPurifier_AttrDef_Integer extends HTMLPurifier_AttrDef
-{
-
-    /**
-     * Whether or not negative values are allowed.
-     * @type bool
-     */
-    protected $negative = true;
-
-    /**
-     * Whether or not zero is allowed.
-     * @type bool
-     */
-    protected $zero = true;
-
-    /**
-     * Whether or not positive values are allowed.
-     * @type bool
-     */
-    protected $positive = true;
-
-    /**
-     * @param $negative Bool indicating whether or not negative values are allowed
-     * @param $zero Bool indicating whether or not zero is allowed
-     * @param $positive Bool indicating whether or not positive values are allowed
-     */
-    public function __construct($negative = true, $zero = true, $positive = true)
-    {
-        $this->negative = $negative;
-        $this->zero = $zero;
-        $this->positive = $positive;
-    }
-
-    /**
-     * @param string $integer
-     * @param HTMLPurifier_Config $config
-     * @param HTMLPurifier_Context $context
-     * @return bool|string
-     */
-    public function validate($integer, $config, $context)
-    {
-        $integer = $this->parseCDATA($integer);
-        if ($integer === '') {
-            return false;
-        }
-
-        // we could possibly simply typecast it to integer, but there are
-        // certain fringe cases that must not return an integer.
-
-        // clip leading sign
-        if ($this->negative && $integer[0] === '-') {
-            $digits = substr($integer, 1);
-            if ($digits === '0') {
-                $integer = '0';
-            } // rm minus sign for zero
-        } elseif ($this->positive && $integer[0] === '+') {
-            $digits = $integer = substr($integer, 1); // rm unnecessary plus
-        } else {
-            $digits = $integer;
-        }
-
-        // test if it's numeric
-        if (!ctype_digit($digits)) {
-            return false;
-        }
-
-        // perform scope tests
-        if (!$this->zero && $integer == 0) {
-            return false;
-        }
-        if (!$this->positive && $integer > 0) {
-            return false;
-        }
-        if (!$this->negative && $integer < 0) {
-            return false;
-        }
-
-        return $integer;
-    }
-}
-
-// vim: et sw=4 sts=4