typos in behavior driven development
irc channel added to url of webchat.freenode.net
psr-3 link mark removed from coding style post since it is not used
XDebug title added
Merge pull request #297 from peterkokot/patch-typos

Some typos fixed
Merge commit 'e48cacd87b6ba94229f123d56cb0b56e5005ffea' into gh-pages

Conflicts:
	_posts/09-03-01-Behavior-Driven-Development.md

Merge pull request #297 from peterkokot/patch-typos

Some typos fixed