修复seeder错误；删除第三方的think迁移工具，在extend中重新实现；

extend/phinx/Config/NamespaceAwareTrait.php

@@ -0,0 +1,74 @@
+<?php
+
+/**
+ * MIT License
+ * For full license information, please view the LICENSE file that was distributed with this source code.
+ */
+
+namespace Phinx\Config;
+
+/**
+ * Trait implemented NamespaceAwareInterface.
+ *
+ * @package Phinx\Config
+ * @author Andrey N. Mokhov
+ */
+trait NamespaceAwareTrait
+{
+    /**
+     * Gets the paths to search for migration files.
+     *
+     * @return string[]
+     */
+    abstract public function getMigrationPaths(): array;
+
+    /**
+     * Gets the paths to search for seed files.
+     *
+     * @return string[]
+     */
+    abstract public function getSeedPaths(): array;
+
+    /**
+     * Search $needle in $haystack and return key associate with him.
+     *
+     * @param string $needle Needle
+     * @param string[] $haystack Haystack
+     * @return string|null
+     */
+    protected function searchNamespace(string $needle, array $haystack): ?string
+    {
+        $needle = realpath($needle);
+        $haystack = array_map('realpath', $haystack);
+
+        $key = array_search($needle, $haystack, true);
+
+        return is_string($key) ? trim($key, '\\') : null;
+    }
+
+    /**
+     * Get Migration Namespace associated with path.
+     *
+     * @param string $path Path
+     * @return string|null
+     */
+    public function getMigrationNamespaceByPath(string $path): ?string
+    {
+        $paths = $this->getMigrationPaths();
+
+        return $this->searchNamespace($path, $paths);
+    }
+
+    /**
+     * Get Seed Namespace associated with path.
+     *
+     * @param string $path Path
+     * @return string|null
+     */
+    public function getSeedNamespaceByPath(string $path): ?string
+    {
+        $paths = $this->getSeedPaths();
+
+        return $this->searchNamespace($path, $paths);
+    }
+}