Update xfce
Update xfce

Leave in KEY for future ppa's.
Also, ensure (force) removal of source list.
twmccart/crouton,rperce/chroagh,dnschneid/crouton,fxcebx/crouton,zofuthan/crouton,StrawnPoint04/crouton,arbuztw/crouton,StrawnPoint04/crouton,djmrr/crouton,fxcebx/crouton,nromsdahl/crouton,rperce/chroagh,nromsdahl/crouton,djmrr/crouton,nromsdahl/crouton,djmrr/crouton,jamgregory/crouton,arbuztw/crouton,djmrr/crouton,StrawnPoint04/crouton,ikaritw/crouton,dnschneid/crouton,rperce/chroagh,elkangaroo/chroagh,brayniac/crouton,ikaritw/crouton,nromsdahl/crouton,ikaritw/crouton,zofuthan/crouton,stephen-soltesz/crouton,ikaritw/crouton,VandeurenGlenn/crouton,zofuthan/crouton,brayniac/crouton,dnschneid/crouton,fxcebx/crouton,brayniac/crouton,stephen-soltesz/crouton,brayniac/crouton,zofuthan/crouton,fxcebx/crouton,rperce/chroagh,mkasick/crouton,ikaritw/crouton,twmccart/crouton,arbuztw/crouton,VandeurenGlenn/crouton,arbuztw/crouton,djmrr/crouton,brayniac/crouton,rperce/chroagh,tonyxue/cruise,mkasick/crouton,stephen-soltesz/crouton,tonyxue/cruise,jamgregory/crouton,arbuztw/crouton,elkangaroo/chroagh,dnschneid/crouton,twmccart/crouton,StrawnPoint04/crouton,mkasick/crouton,VandeurenGlenn/crouton,elkangaroo/chroagh,tonyxue/cruise,VandeurenGlenn/crouton,arbuztw/crouton,jamgregory/crouton,VandeurenGlenn/crouton,mkasick/crouton,nromsdahl/crouton,ikaritw/crouton,twmccart/crouton,elkangaroo/chroagh,dnschneid/crouton,twmccart/crouton,djmrr/crouton,jamgregory/crouton,brayniac/crouton,fxcebx/crouton,nromsdahl/crouton,zofuthan/crouton,mkasick/crouton,tonyxue/cruise,StrawnPoint04/crouton,stephen-soltesz/crouton,stephen-soltesz/crouton,stephen-soltesz/crouton,StrawnPoint04/crouton,tonyxue/cruise,fxcebx/crouton,elkangaroo/chroagh,rperce/chroagh,jamgregory/crouton,elkangaroo/chroagh,jamgregory/crouton,mkasick/crouton,twmccart/crouton,zofuthan/crouton,dnschneid/crouton,VandeurenGlenn/crouton,tonyxue/cruise