Add note for later ubuntu versions
Add contributor note
Add vserver basics on ssh connection and admin acccount
Move sources to the bottom of the sections
Add note on sudo and permissions
Add git instructions
Merge branch 'release/v1.1'

* release/v1.1:
  Add git instructions
  Add note on sudo and permissions
  Move sources to the bottom of the sections
  Add vserver basics on ssh connection and admin acccount
  Add contributor note
  Add note for later ubuntu versions