Change the reference style from symbolic to numeric
Remove discrepancies in "Introduction"
Fix discrepancies in "Terminology"
Sync pagination with RFC3633 (1 page lag due to boilerplate)
Sync "Requirements"
Sync "Example network architecture"
Sync the date
Fix track to std and rfc number to 3633
Sync "Identity Association for Prefix Delegation"
Force pagebreak just before "Interface Selection" as in RFC3633
Sync "Interface Selection"
Change values for OPTION_IA_PD and OPTION_IAPREFIX from TBD to 25 and 26
Sync "IA_PD Prefix option"
Sync "Delegating Router Solicitation"
Sync "Requesting router initiated prefix delegation"
Sync "Prefix Delegation reconfiguration"
Sync "Relay agent behavior"
Sync "Security Considerations"
Sync "IANA Considerations"
Add missing comma in "server-solicit-server" section