- 优化代码

- 增加七牛云云存储
- 增加又拍云云存储

composer.json

@@ -2,8 +2,10 @@
   "name": "liguangchun/think-library",
   "description": "ThinkPhp扩展包",
   "keywords": [
+    "dtapp",
     "liguangchun",
     "think-library",
+    "thinkLibrary",
     "think",
     "thinkphp",
     "library"