Will only display err_nicknameinuse message once, closes #176
Will only display err_nicknameinuse message once, closes #176
Merge remote-tracking branch 'origin/fix/err-nicknameinuse' into fix/err-nicknameinuse

Conflicts:
	lib/Convos/Core/Connection.pm
Merge pull request #218 from Nordaaker/fix/err-nicknameinuse

Will only display err_nicknameinuse message once, closes #176