Move rouge loading
Merge pull request #2189 from benhanzl/move_rouge_loading
Update history to reflect merge of #2189 [ci skip]
Update history to reflect merge of #2206 [ci skip]
Remove duplicate entry in list of third-party plugins (#2206)
require newline after start of yaml header
Slightly improve favicon.ico.

Trim the whitespace so that the tube looks bigger while maintaining the aspect ratio.
Use File.exist? instead of deprecated File.exists?
Merge pull request #2213 from XhmikosR/docs-favicon
Update history to reflect merge of #2213 [ci skip]
Merge pull request #2214 from stomar/file-exists
Update history to reflect merge of #2214 [ci skip]
add test for PGP key yaml frontmatter
Adds reference to jekyll-page-collections plugin
Merge pull request #2215 from jeffkole/page-collection-plugin
Update history to reflect merge of #2215 [ci skip]
Add missing Command tests
Merge pull request #2216 from szymzet/command-better-coverage
Update history to reflect merge of #2216 [ci skip]
use regex to verify yaml existence