4.6 Docs Audit

[DrewAPicture]

In 38021:

Docs: Fix a typo in the hook doc description for the enable_loading_advanced_cache_dropin run-time filter.

See #34936. See #37318.

[DrewAPicture]

In 38022:

Docs: Improve usefulness of DocBlocks for ajax-actions.php functions introduced in 4.6.

See #37318.

[DrewAPicture]

In 38023:

Docs: Cross-reference parent classes in DocBlocks for upgrader classes moved to their own files in 4.6

See #36618. See #37318.

[DrewAPicture]

In 38024:

Docs: Fix minor formatting and syntax for wp-admin/* elements introduced in 4.6.

See #37318.

[DrewAPicture]

In 38121:

Docs: Fix formatting, tense, verb conjugation, and other syntax for wp-includes/* elements introduced or changed in 4.6.

Part 1/2.

See #37318.

[DrewAPicture]

In 38125:

Docs: Fix formatting, tense, verb conjugation, and other syntax for wp-includes/* elements introduced or changed in 4.6.

Part 2/2.

Fixes #37318.

[ocean90]

In 38140:

Docs: Fix typo in hook description for customize_save_validation_before.

See #37318.

[SergeyBiryukov]

In 38284:

Docs: Fix typo in load_plugin_textdomain() parameter description.

Props tivnet.
See #37318.