Merge pull request linode#253 from hzoppetti/header-footer-08262020

[Update] Header/Footer 08-26-2020

Merge pull request linode#251 from linode/api-changelog-4.73.0

API Changelog 4.73.0

Merge pull request linode#248 from linode/CM-changelogs-1.16.0

Changelogs for Cloud Manager v1.16.0 and JS SDK v0.31.0

Merge pull request linode#240 from bbiggerr/api-changelog-4.72.0

API Changelog 4.72.0

Merge pull request linode#235 from hzoppetti/api-changelog-4.70.0

API Changelog 4.70.0

Merge pull request linode#227 from linode/api-changelog-4.69.0

API Changelog 4.69.0

Merge pull request linode#205 from hzoppetti/new-header-and-footer

New Header and Footer

Merge pull request linode#218 from asauber/lke-changelog-20200624

Add Changelog for LKE v1.3.0

Merge pull request linode#214 from linode/api-chanelog-luurkers

API docs Changelog for 4.67.0

Merge pull request linode#212 from hzoppetti/birthday-head-foot-change

[Birthday] Footer Change - remove Nanode update Standard to Shared