add tmux and upgrade to readme, fix language
Merge branch 'master' into add_tmux_upgrade_to_readme
add build image
Merge pull request #12 from cjoelrun/add_tmux_upgrade_to_readme

Add tmux upgrade to readme
add swap to fstab
Merge branch 'master' into fstab_swap
Merge pull request #13 from cjoelrun/fstab_swap

Fstab swap
write envrironment to file
Merge pull request #14 from cjoelrun/write_environment

write envrironment to file
merged confilict fix