Merge pull request #2 from gezpage/master

Junk Checker hook
add some explanations

People need to know what exactly they're doing.
Merge branch 'master' of github.com:greg0ire/git_template
fix formatting
voice assumptions

This is better that letting the user face an error message and helps
those who do.
use reference-style links
link to an article, not to a blog
explain why this is a post-commit hook
Celebrate the presence of a language agnostic hook
move junkchecker configuration to the hooksrc
cs
Warn the user if she misconfigures the junkchecker
trigger syntactic coloration
this is not mine anymore, it's ours.
ctags is not written in php
Explain why this hook is in the php category
People without fugitive might be disappointed
document how to name contributions variables