Update the NOTICE file to manage the resource files
What changes will be made and why they would make a better Orfeo ToolBox?
High level description
Update the NOTICE file to manage the resource files.
Risks and benefits
Identify all resource files used in OTB mainly in doc and monteverdi GUI to avoid legal issue with this content.
For example in Monteverdi, some GUI icon are covered by CC-BY-SA cf. LICENCE.TXT.
In Cookbook it seems that some schema comes from ITK Software Guide.
Moreover the copyright and the license of some other files are not well establish and the Apache V2 license is not adapted.