Wrote a backup instances guide
Fixed images directory name
Added backup storage to the jargon dictionary
Merge branch 'master' into backup-guide
Added link to backup storage on the backup guide
Fixed backup object link
Added example output for the grep command
several small rewordings
Added halting image
Added red circle on the refresh button in 03_halting.png
several small rewordings
Some more rewordings and added an extra screenshot
Added a more concrete explanation of backups
Added backup page to the sidebar
rewording
Fixed a typo in the sidebar
Anoter typo fix
And another typo fixed
Merge pull request #15 from axsh/backup-guide

Backup guide
Merge branch 'master' into custom-images