Merge pull request #41 from stevenNow/master

Proof informal
Merge pull request #42 from stevenNow/master

Proof lifecycle.md
hosted D
Merge branch 'master' of github.com:yegor256/blog
badges
metrica js fix
all.js at the bottom
link to dzone
PNG images and JS at the end of HTML
js fix
10 continuous integration services
more
styles
more
words
colors
renamed
travis cfg
notation D
notation