Update README.md

+## 2020 클라우드 컴퓨팅 D조 Khuloud
+   
+      
+            
+##### 조원    
+2017103960 김다솜   
+2016104122 박기범   
+2017100912 이서현   
+2014104156 최동원   
+2014104162 홍성현   
+
+##### 기술 stack   
+1. Frontend : Vue.js, HTML/CSS, Javascript
+2. Backend : Node.js
+3. Database : AWS RDS (engine : MySQL)
+4. Storage : AWS S3 
+5. Computing : AWS EC2