Merge pull request #2 from jsilvestre/master

Minor improvements
typos
add snowden release sticker
update gaols
Romke Contribution: LXC how to
clean host menu
add container recommandation
past tense of split is split and another minor typo
mostly grammar and readability edits
minor readability changes
Merge pull request #3 from jjhale/master

Minor readability and grammar
Merge branch 'master' of github.com:mycozycloud/cozy-docs