Some changes
Merge pull request #25 from camilin87/master

Merge last changes to my branch
Some changes

Past projects implemented. Home link on template_header view to be able
to go back from any place to the main page. Template_header removed from
login_index view. New fields added to the spw_user_model according to
Yaneli's last db definitions.
Merge pull request #26 from camilin87/kmoya-dev-branch

Kmoya dev branch merged to master branch