* cscsli: remove unused Command.Args setting
* cscli: review/update argument number checking
cscli will consistently print the help text if the number of arguments is
wrong for the command, but not for other types of errors.
* fix func tests
* lint
* pkg/cwversion cleanup
- add missing newline between version and codename
- add more information to "support dump"
- write "cscli version" and "crowdsec -version" to stdout, not stderr
* fix func test
* lint