Initial commit of the portal code.
Small updates to comply with the initial pull request feedback plus some other details.
attempt at proper word-wrap
common: add a variable for services file list
core: Custom module read_ini_file initial version
portal: process services.json
portal: adapt to new JSON format
portal: install static files
portal: remove unused file and move README.rst to parent folder
portal: update doc with changes
idmgr: register xs-authserver on services file list
iiab: register service in service filelist
moodle: register moodle in service filelist
portal: add portal to core tasks
portal: move logo to root folder
Merge pull request #49 from migonzalvar/feature-portal

Create a preliminary user portal for DXS