Merge pull request #1 from gyermich/gemfile

updates gemfile
Update and rename README.rdoc to README.md
changed to postgres, created user resource
Merge branch 'master' of github.com:gyermich/givebadger
Merge pull request #2 from gyermich/asha

Asha
created tasks
added defaults to tasks table
Merge pull request #3 from gyermich/galina

added tasks
user_task table, added relationships
models for task_category, user_category, category, relationships
Merge pull request #4 from gyermich/asha

user_task table, added relationships
added bootstrap
Merge pull request #5 from gyermich/galina

added bootstrap
controller methods for categories, tasks, users
Merge pull request #6 from gyermich/asha

controller methods for categories, tasks, users
added session controller
welcome controller and homepage
Merge pull request #7 from gyermich/galina

session, welcome controller, template
i think the navbar is fixed
css