Squashed 'plugin/' changes from 77c80a9..46e0fcf

46e0fcf Updated Home (markdown => creole)
ba70b6d Created _Sidebar (markdown)
92370f9 Created _Footer (markdown)
6be8ed8 Updated Home (markdown)
c6c0610 Updated Home (markdown)

git-subtree-dir: plugin
git-subtree-split: 46e0fcf58cb75a9e8bc2b07393fb8e6c15281194
Merge commit '2a9cf80a72f77eb676bf20ead21c8a7276a6b52b'