Fix contents for some vendors
Add new consulting vendors:
- EDI Ltd Consulting Engineers
Submitted by: "Antonio Quesada" <aquesada@ediltd.com>
- Bellamy Consulting Ltd
Submitted by: Nic Bellamy <nic@bellamy.co.nz>
- Crepido Systems AB
Submitted by: Marco Seiri? <marco@crepido.com>
- Trazida Solutions Pty Ltd
Submitted by: Leon Dang <leon@trazida.com>
- Method Systems
Submitted by: Edward Wolpert <wolpert@methodsystems.com>
- Mark Tinguely
Submitted by: mark tinguely <tinguely@web.cs.ndsu.nodak.edu>
- Anansi Innovations
Submitted by: Columbine <columbine@ainnovations.com>
- ITworks Consulting
Submitted by: jsutton@bbcon.com.au
PR: docs/20893