Fixing not info issue

Corrected
Merge pull request #19 from camilin87/kmoya-dev-branch

Fixing not info issue
Javascript validation for SigIn/Register
Merge pull request #20 from camilin87/master

Merging Yaneli last changes to my branch
Changes in the way to show projects

Users loging in when the closed_requests date passed will no be able to
join or leave a project, just see their information.
Merge pull request #21 from camilin87/kmoya-dev-branch

view projects way
Creating user in db when Google SignIn/Registration
Merging conflicts solved
Bugs Google SignIn/registration
adding linkedin oauth sign in
adding linkedin oauth sign in
Merge pull request #23 from camilin87/master

Merge last changes to my branch
Added alike projects for any user (client, prof, etc)

Since clients, prof and head prof does not have a graduation_term they
will be able to join or leave any project of any term if it hasn't past
either the project end_date or the closed_requests date yet
Merge pull request #24 from camilin87/kmoya-dev-branch

Kmoya dev branch
Profile created using LinkedIn
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
Alike users given a project

Alike given a project, divided in students and mentors