Merge pull request #11 from rmilosic/master

Merge pull request #2 from TheNextMillionDollarIdea/master
Merge pull request #12 from rmilosic/master

merged mobile design and tabs functionality
Merge pull request #6 from TheNextMillionDollarIdea/master

Merging mobile design.
Added user login.
Merge pull request #13 from Kristjan-S/master

Added user login.
Merge pull request #3 from TheNextMillionDollarIdea/master

Merging signup