[CAMEL-14254] Add Camel 3.x migration guide

• Type: Task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.1.0
• Component/s: documentation
• Estimated Complexity: Unknown
• Assignee: Claus Ibsen
• Reporter: Claus Ibsen
• Created: 04/Dec/19 08:31
• Updated: 11/Dec/19 09:58
• Resolved: 11/Dec/19 09:58

Description

Lets start having migration guides between minor releases. We can have a Camel 3.x migration guide and then add all to the same file.

The existing we have is from Camel 2 -> 3 so lets keep that one as-is.