Add bottom margin to hr elements

This gives some more consistent spacing.
Merge pull request #693 from alecperkins/patch-1

Add bottom margin to hr elements
Fix form tag typo in page template.
Merge pull request #697 from bitmorse/master

Typo in page.mustache
Page create with a relative path forces an absolute path.
Remove temporary change in app test.
Regex is 1.8.7 compatible for subpage create tests
Correct 1.8.7 negative match assertion.
Ruby 1.8.7 compatible double slash gsub
Merge pull request #698 from ddeyoung/improve-page-create

Leaving off the leading slash in a page name with a subdirectory will corrupt the repository
Update useragent and shoulda
Fix shoulda version

Gem::InstallError: shoulda-matchers requires Ruby version >= 1.9.2

Gollum is stuck on 1.8 so use the old version of shoulda.
Upgrade gollum-lib
Add version badge
Upgrade gollum-lib
Release 2.4.14
Add support for on-disk file streaming.
Require newer gollum-lib.
Merge pull request #711 from cpence/master

Add support for file streaming
Release 2.4.15