Fix requirements config

Merge pull request #47 from tyx/fix/issue47

Can't open project without require "videlalvaro/thumper"

0.4

More and more bug fixes and internal improvements

0.3

• Add multiple inputs support
• Add metadata support

And so many bug fixes.

Be aware this release introduced a lot of BC breaks.

Stabilisation

All stuff writen works pretty well now.

Time to new features !