use ubuntu 16.04 as base

Gauvain Pocentek · Gauvain Pocentek · commit e84518a9854c · 2016-12-23T10:52:26.000+01:00
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:14.04
+FROM ubuntu:16.04
 # based on Vincent Robert <vincent.robert@genezys.net> initial Dockerfile
 MAINTAINER Gauvain Pocentek <gauvain@pocentek.net>
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-FROM ubuntu:14.04`
	`1`	`+FROM ubuntu:16.04`
`2`	`2`	`# based on Vincent Robert <vincent.robert@genezys.net> initial Dockerfile`
`3`	`3`	`MAINTAINER Gauvain Pocentek <gauvain@pocentek.net>`
`4`	`4`