Merge pull request #1780 from jumpserver/dev

[Update] 修改图标

.github/ISSUE_TEMPLATE.md

 [简述你的问题]
 
+
 ##### 使用版本
-[请提供你使用的Jumpserver版本 0.3.2 或 0.5.0]
+[请提供你使用的Jumpserver版本 1.x.x 注: 0.3.x不再提供支持]
 
 ##### 问题复现步骤
 1. [步骤1]

README.md

 ## Jumpserver
 
 [![Python3](https://img.shields.io/badge/python-3.6-green.svg?style=plastic)](https://www.python.org/)
-[![Django](https://img.shields.io/badge/django-1.11-brightgreen.svg?style=plastic)](https://www.djangoproject.com/)
-[![Ansible](https://img.shields.io/badge/ansible-2.2.2.0-blue.svg?style=plastic)](https://www.ansible.com/)
-[![Paramiko](https://img.shields.io/badge/paramiko-2.1.2-green.svg?style=plastic)](http://www.paramiko.org/)
+[![Django](https://img.shields.io/badge/django-2.1-brightgreen.svg?style=plastic)](https://www.djangoproject.com/)
+[![Ansible](https://img.shields.io/badge/ansible-2.4.2.0-blue.svg?style=plastic)](https://www.ansible.com/)
+[![Paramiko](https://img.shields.io/badge/paramiko-2.4.1-green.svg?style=plastic)](http://www.paramiko.org/)
 
 
 ----

requirements/requirements.txt

@@ -12,7 +12,7 @@ chardet==3.0.4
 configparser==3.5.0
 coreapi==2.3.3
 coreschema==0.0.4
-cryptography==2.1.4
+cryptography==2.3.1
 decorator==4.1.2
 Django==2.1
 django-auth-ldap==1.3.0