Fix mailto link code

So that the created link is `mailto:email@example.com` instead of `mailto: email@example.com` (note the space after `mailto:`)
Fix duplicate meta charset declaration
Merge pull request #26 from hunjaelee/patch-1

Fix mailto links
Merge pull request #28 from etelej/j-now

Fix duplicate meta charset declaration
Added Hun Jae Lee to credits :raised_hands: