Merge pull request #4 from CruWeb/dev

footer fix
Merge pull request #5 from CruWeb/dev

Dev
Style Switch
Merge pull request #6 from CruWeb/dev

Adding header and footer to articles
Merge branch 'dev' of github.com:CruWeb/patterns
Merge pull request #7 from CruWeb/dev

video fix
Merge pull request #8 from CruGlobal/dev

Fetching submodule
Merge branch 'master' of github.com:CruWeb/patterns into dev