message: Readme: Set permissions back and remove note
diff: @@ -167,6 +167,8 @@ Note: if you choose not to `source activate.env`, you can run the commands via `
  INSTALL SEGS ON A HEADLESS UBUNTU SERVER 18.04
  ------
  This has been tested several times and works fine on a fresh Ubuntu 18.04 LXD container.
  +Please be aware that segs may pose security risks, and that permissions and firewall may
  +need to be adjusted for use on the internet.
  **1. Install dependencies**
  @@ -181,7 +183,6 @@ apt install build-essential cmake git qt5-default libqt5websockets5-dev qtdeclar
  useradd -s /bin/bash -r segs
  chmod o+w /usr/src /opt
  ```
  -NOTE: Please be aware that segs may pose security risks, and that permissions and firewall may need to be adjusted for use on the internet.
  **3. Build SEGS-Server binarys**
  @@ -247,10 +248,11 @@ Restart=on-failure
  WantedBy=multi-user.target
  ```
  -Remove login to segs user
  +Remove login to segs user and set permissions back
  ```
  usermod -s /usr/sbin/nologin segs
  +chmod o-w /usr/src /opt
  ```
  Start SEGS
  