Fix incorrect links
Merge pull request #262 from inanimatt/gh-pages

Fix incorrect links
Add links to Russian and Korean translations
Update README.md
Merge pull request #265 from bartosz-maciaszek/patch-1

Added link to Polish translation
Merge branch 'gh-pages' of https://github.com/codeguy/php-the-right-way into gh-pages

Conflicts:
	README.md
	_includes/welcome.md