Merge pull request #1962 from wojiushixiaobai/docs

[Fix]Docs

docs/faq_sftp.rst

@@ -16,9 +16,9 @@ sftp 使用说明
     $ cd 你的系统用户
     # 此处即是当前资产的 home 目录
 
-    # 如果需要修改 home 为其他目录
+    # 如果需要修改 /tmp 为其他目录
     $ vim coco/coco/sftp.py
 
     class SFTPServer(paramiko.SFTPServerInterface):
-        root = 'home'
+        root = '/tmp'
         # 修改 home 为你要指定的目录，如: root = '/'

docs/setup_by_centos7.rst

@@ -312,7 +312,7 @@ CentOS 7 安装文档
     $ yum install -y git gcc java-1.8.0-openjdk libtool
     $ yum install -y cairo-devel libjpeg-turbo-devel libpng-devel uuid-devel
     $ yum install -y ffmpeg-devel freerdp-devel pango-devel libssh2-devel libtelnet-devel libvncserver-devel pulseaudio-libs-devel openssl-devel libvorbis-devel libwebp-devel
-    $ cd /op
+    $ cd /opt
     $ git clone https://github.com/jumpserver/docker-guacamole.git
     $ cd /opt/docker-guacamole/
     $ tar -xf guacamole-server-0.9.14.tar.gz