Create AUTHORS.txt

First cut, I am sure I missed someone. We'll add more later.
Update AUTHORS.txt

Removed old link and updated one partner link
Update AUTHORS.txt

Added Peter
Update AUTHORS.txt
Merge branch 'master' of github.com:akvo/akvo-flow into develop
Issue #155 - Question dependency copy problem

* We copy question holds a map of `{old new}` ids when copying questions
  and it was just adding questions marked as dependent
Issue #155 - Use a single map old,new survey id across groups
adapt Instance Configurator velocity templates to reflect standard settings
Issue #150 - Append version only if is available
Issue #159 - Don't notify the server on failed upload
Issue #160 - Verifies checksum of UploadConstants before updating
Issue #134 - Delete navigation items
Issue #134 - delete unnecessary code in views-public
Merge branch 'develop' into issue/134