mainTab handling should be automated

mainTab is specified in simplePlugin subclasses which is not good. The tab class that build tabs should tell them if they are the main one or not.

Saddly this means modifying constructors of all existing plugins…

(from redmine: issue id 2657, created on 2013-08-22, closed on 2016-07-11)

• Changesets:
  • Revision 3d5a998a by Côme Chilliet on 2016-05-09T06:24:51.000Z:

Fixes #2657 First pass of constructor reorganization

mainTab is now dynamic.
parent is now given in the constructor.

• Revision c1cd284c by Côme Chilliet on 2016-05-12T07:37:50.000Z:

Fixes #2657 First pass of constructor reorganization

mainTab is now dynamic.
parent is now given in the constructor.