Merge branch '1616-document-ce-to-ee-upgrade-process-for-other-official-installation-methods' into 'master'

Document CE to EE upgrade process for other official installation methods

Closes #1616

See merge request !7785

Add deprecation item to release post 10.0 for LDAP verify_certificates

See merge request !7775

Hello bar countdown

See merge request !7748

Live stream post

Closes marketing#1505

See merge request !7774

Prevent border from running into lower text.

For mobile devices, to avoid running the countdown when it is hidden.

Note, this is not an “in viewpor” check, merely a “not hidden” check.

Likely the issue was just present on local system and fix isn’t necessary for broader audience.

For consistency

Update promo

See merge request !7776

Resolve "Update Features for DevOps Lifecycle"

Closes #1682

See merge request !7764

Add compliance goals as an OKR

See merge request !7773

Update 2017-10-06-new-executive-hires-press-release.html.md

See merge request !7771

Fix link to community writers program

See merge request !7755