Merge pull request #14 from hohungyi/master

adjusted layout of users homepage
trying to update the rspec pages
resolved conflicts
Merge pull request #15 from decatan/master

trying to update the rspec pages
made some changes, but rspec test still failling
limited what users can do signed in or out, code is quite broken.
Merge pull request #16 from decatan/master

Limited what the users can do signed in or out
user-page now in correct layout, one button bug though
Merge pull request #17 from decatan/master

user-page now in correct layout, one button bug though
Button made, but not functional yet
Merge pull request #18 from decatan/master

Task done button made, but not functional yet