Setting HTTP header from middleware

Created middleware that sets HTTP header with user data

Signed-off-by: Carlos Oliveira <carlospecter@gmail.com>
Signed-off-by: Alexandre Barbosa <alexandreab@gmail.com>
Merge branch 'middleware' into 'master'

Middleware
Added instalation scripts
Refactored gitlab script
Added verbose when installing gems
Added script to manage user colab
Added separated rvm installation
Changing permission of script files
Creating Gemsets in rvm script

Rvm script is installing rvm and ruby. It already create gemsets.
Added script to install trac
Added redmine on supervisor and added comments
Changed giltab database.yml permission
improving rvm management in gitlab script
Updated and fixed browserid logins

Conflicts:
	requirements.txt
	src/templates/base.html
Updating Trac script to create database

Updating conf file for supervisor

Updating Trac script
Added settings for new environment
Specific settings for QA (or prod?) environment
Re-added settings to run gitlab
Update Views for "Novo Portal do Software Publico"
Workaround for gitlab javascript conflicts