packages: fix virt-viewer dual declaration
bootstrap: exit on failure
bootstrap: get puppet manifests
bootstrap: apply puppet manifests
bootstrap: clean everything on exit
packages: add curl and axel
init: remove useless lines
bootstrap: fix is_package_installed()
bootstrap: install git when using $GIT_URL to retrieve puppet manifests
init: update comments
gnome: remove useless commented execs
gnome: add gnome::params:user parameter
gnome: add $HOME/.config/autostart directory creation
seafile: enable seafile autostart on login