Map 28-30 releasenotes to bedrock-- fix bug 989423

28 release channel
29 beta and release
30 aurora, beta, and release
Add cache_page decorator to release_notes view

Also to system_requirements
Simplify regex with multiple rules
Merge pull request #1841 from jgmize/rna-28-29-30-apache

Map 28-30 releasenotes to bedrock-- fix bug 989423