Upgrade Ubuntu

Author: wnameless

Diff for: Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:14.04.4
+FROM ubuntu:16.04
 
 MAINTAINER Wei-Ming Wu <wnameless@gmail.com>
 

Diff for: README.md

@@ -1,15 +1,20 @@
 docker-oracle-xe-11g
 ============================
 
-Oracle Express Edition 11g Release 2 on Ubuntu 14.04.4 LTS
+Oracle Express Edition 11g Release 2 on Ubuntu 16.04 LTS
 
 This **Dockerfile** is a [trusted build](https://registry.hub.docker.com/u/wnameless/oracle-xe-11g/) of [Docker Registry](https://registry.hub.docker.com/).
 
-### Installation
+### Installation(with Ubuntu 16.04)
 ```
 docker pull wnameless/oracle-xe-11g
 ```
 
+### Installation(with older Ubuntu 14.04.4)
+```
+docker pull wnameless/oracle-xe-11g:14.04.4
+```
+
 Run with 22 and 1521 ports opened:
 ```
 docker run -d -p 49160:22 -p 49161:1521 wnameless/oracle-xe-11g

Diff for: assets/setup.sh

@@ -1,11 +1,12 @@
 #!/bin/bash
 
-# avoid dpkg frontend dialog / frontend warnings 
+# avoid dpkg frontend dialog / frontend warnings
 export DEBIAN_FRONTEND=noninteractive
 
 cat /assets/oracle-xe_11.2.0-1.0_amd64.deba* > /assets/oracle-xe_11.2.0-1.0_amd64.deb
 
 # Install OpenSSH
+apt-get update
 apt-get install -y openssh-server &&
 mkdir /var/run/sshd &&
 echo 'root:admin' | chpasswd &&