Add automatic Upspin key generation after entering key
Add automatic Upspin key generation after entering key

Signed-off-by: Trevor Farrelly <e8ffbb82fa5bfb31caa0d3a2aac4beacb28f445d@google.com>

hugelgupf/u-root,u-root/u-root,rminnich/u-root,rminnich/u-root,rminnich/u-root,hugelgupf/u-root,rminnich/u-root,hugelgupf/u-root,GanShun/u-root,u-root/u-root,GanShun/u-root,u-root/u-root,GanShun/u-root,hugelgupf/u-root