enhance credential process and logging

[bitte-ein-bit]

Enhance the credential_process:

• implement a way to disable temporarily
• auto-configure profiles to use Clisso for temporary credentials

Rewrite logging, add more tests to ease maintainability

[coveralls]

Pull Request Test Coverage Report for Build 9893865729

Details

• 160 of 388 (41.24%) changed or added relevant lines in 18 files are covered.
• 12 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+4.8%) to 34.676%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
spinner/spinner_unix.go	0	1	0.0%
cmd/root.go	0	2	0.0%
keychain/keychain.go	1	3	33.33%
cmd/helpers.go	32	37	86.49%
cmd/status.go	0	6	0.0%
saml/saml.go	8	15	53.33%
aws/sts.go	0	8	0.0%
okta/get.go	0	8	0.0%
aws/aws.go	37	49	75.51%
onelogin/get.go	0	12	0.0%

Files with Coverage Reduction	New Missed Lines	%
cmd/get.go	2	20.64%
log/log.go	10	31.69%

Totals
Change from base Build 9853194767:	4.8%
Covered Lines:	680
Relevant Lines:	1961

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💛 - Coveralls