Merge branch 'master' into handle-categories-in-site-config-defaults
Set categor[y|ies] on post if they appear in site frontmatter defaults
Accept Numeric values for dates.
Update anchor_links.html.

* fix `TypeError` when we are in home
* remove default type and encoding
* format the code
Include anchor_links before the end closing `body` tag.
Update Quickstart re: kramdown default

Update Quickstart documentation to reflect Jekyll’ 2.0 default of
kramdown Markdown engine versus Redcarpet.
Add collections to info about pagination support.

Currently: _Pagination does not support tags or categories_
Proposed: _Pagination does not support tags, categories or collections_

Maybe in the future? Related: #2376
Adding to pagination note: Cannot include collections

Adding a sentence to the paragraph to clarify, that pagination is restricted to posts and that it can't contain collections.
Change timezone to Los Angeles
Allow subdirectories in _data
Merge pull request #2394 from penibelst/fix-dates
Update history to reflect merge of #2394 [ci skip]
Merge pull request #2368 from XhmikosR/master
Update history to reflect merge of #2368 [ci skip]
Add _data sub-folder support to docs
Remove Quickstart' Default Markdown Section

Remove default Markdown section from Quickstart documentation page as
it is redundant and unnecessary at this time. #2387
Merge pull request #2387 from jaybe-jekyll/doc_updates
Update history to reflect merge of #2387 [ci skip]
Add scenario for ensuring data folder over file precedence
Remove broken link in extras.md, closes #2400