Merge branch 'master' into 'master'

Add maven (Java build manager/helper) and Golang

Maven is an alternative to ant, and is very nice to work with 
Go is a programming language written by google.

See merge request !1

roles/devel/tasks/main.yml

@@ -44,6 +44,7 @@
         - autoproject
         - kbuild
         - premake4
+        - maven
 
 -   name: Install OpenJDK
     apt: name={{ item }} state=latest
@@ -265,6 +266,7 @@
         - intercal
         - rhino
         - sbcl
+        - golang
 
 -   name: Install misc languages on Ubuntu
     apt: name={{ item }} state=latest