v1.1 secure manage view, allow abtention

Features:

• only show votes in manage view that current user created (cookie based)
• show live number of votes in manage view
• allow abtention
• show notice if user already voted
• quick access to result page after voting

Bug Fixes:

• drag and drop is now working

v1.0 First Release

Features:

Voter Managers can:

• create votes with arbitrary options
• show participation code and qr code with "Projector View"
• open and close a vote, while close triggers the evaluation
• download the results as sharable image or detailed PDF

Voters can:

• participate in votes using direct links or a participation code
• choose as many options as they want to
• reorder the options
• see results after a vote has been closed