update the copyright in all plugins

Hello,

we must update copyright and dates in all plugins

(from redmine: issue id 2101, created on 2013-03-11, closed on 2013-03-22)

• Changesets:
  • Revision e588897a by Benoit MORTIER on 2013-03-22T19:10:16.000Z:

Fixes: #2101 update the copyright in all plugins

• Custom Fields:
  • Bug in version: 1.0.5