landing page now dynamically built from modules

Merge pull request #93 from VEAF/feature/44-switch-to-gitflow

switch project to gitflow

roster and profile

Merge pull request #57 from VEAF/feature/52-add-perun-player-edition

Feature/52 add perun player edition

first beta release

• user registration
• user password change (+ email confirmation)
• captcha protection
• dcs players list (perun)
• simple administration interface (users list, players list)
• users qualifiers (member, ...)