Fix --confirm flag - Githubissues

Fix panic due to nil pointer dereference (#675)
Add retry logic to credential process where an active request exists in Common Fate (#677)
Credential process prompts to use 'granted request latest' when possible (#679)
fix a bad error check in the credential process (#678)
Fix error checks on retry logic for assuming roles with common fate (#681)
add flag that waits for access to be active
add check to see if request is activated and assume once it is
add elapsed time printout
make error message more user friendly
Fix --confirm flag parsing
use the correct '--confirm' flag

common-fate / granted