Add backups, restoring, and a spinner to edit-chroot.
Add backups, restoring, and a spinner to edit-chroot.

Fixes #190.

tedm/crouton,ikaritw/crouton,dragon788/chroagh,fxcebx/crouton,DanDanBu/crouton,dnschneid/crouton,fxcebx/crouton,arbuztw/crouton,zofuthan/crouton,nromsdahl/crouton,fxcebx/crouton,StrawnPoint04/crouton,JDGBOLT/chroagh,jamgregory/crouton,edge226/celce,ikaritw/crouton,taterbase/crouton,StrawnPoint04/crouton,DanDanBu/crouton,dragon788/chroagh,edge226/celce,VandeurenGlenn/crouton,armgong/chroagh,fxcebx/crouton,taterbase/crouton,nromsdahl/crouton,taterbase/crouton,Timvrakas/crouton,fxcebx/crouton,taterbase/crouton,tedm/crouton,armgong/chroagh,jamgregory/crouton,arbuztw/crouton,mkasick/crouton,elkangaroo/chroagh,djmrr/crouton,mkasick/crouton,StrawnPoint04/crouton,marriop/newCrouton,twmccart/crouton,zofuthan/crouton,tonyxue/cruise,djmrr/crouton,VandeurenGlenn/crouton,mkasick/crouton,elkangaroo/chroagh,arbuztw/crouton,nromsdahl/crouton,djmrr/crouton,stephen-soltesz/crouton,DanDanBu/crouton,tonyxue/cruise,arbuztw/crouton,nromsdahl/crouton,dragon788/chroagh,JDGBOLT/chroagh,zofuthan/crouton,Timvrakas/crouton,stephen-soltesz/crouton,mkasick/crouton,zofuthan/crouton,rperce/chroagh,elkangaroo/chroagh,nromsdahl/crouton,twmccart/crouton,jamgregory/crouton,arbuztw/crouton,JDGBOLT/chroagh,VandeurenGlenn/crouton,rperce/chroagh,dnschneid/crouton,tedm/crouton,jamgregory/crouton,nromsdahl/crouton,brayniac/crouton,tedm/crouton,rperce/chroagh,stephen-soltesz/crouton,VandeurenGlenn/crouton,zofuthan/crouton,tonyxue/cruise,tedm/crouton,tonyxue/cruise,DanDanBu/crouton,Timvrakas/crouton,dragon788/chroagh,brayniac/crouton,armgong/chroagh,fxcebx/crouton,brayniac/crouton,jamgregory/crouton,dnschneid/crouton,brayniac/crouton,stephen-soltesz/crouton,taterbase/crouton,taterbase/crouton,rperce/chroagh,DanDanBu/crouton,StrawnPoint04/crouton,rperce/chroagh,twmccart/crouton,arbuztw/crouton,marriop/newCrouton,djmrr/crouton,twmccart/crouton,ikaritw/crouton,stephen-soltesz/crouton,StrawnPoint04/crouton,ikaritw/crouton,rperce/chroagh,JDGBOLT/chroagh,elkangaroo/chroagh,armgong/chroagh,jamgregory/crouton,mkasick/crouton,dragon788/chroagh,elkangaroo/chroagh,StrawnPoint04/crouton,elkangaroo/chroagh,Timvrakas/crouton,ikaritw/crouton,twmccart/crouton,armgong/chroagh,brayniac/crouton,zofuthan/crouton,ikaritw/crouton,VandeurenGlenn/crouton,dragon788/chroagh,stephen-soltesz/crouton,DanDanBu/crouton,tedm/crouton,dnschneid/crouton,tonyxue/cruise,edge226/celce,VandeurenGlenn/crouton,dnschneid/crouton,dnschneid/crouton,Timvrakas/crouton,djmrr/crouton,marriop/newCrouton,mkasick/crouton,armgong/chroagh,twmccart/crouton,JDGBOLT/chroagh,tonyxue/cruise,JDGBOLT/chroagh,djmrr/crouton,Timvrakas/crouton,brayniac/crouton