modify usage() to optionally display help
authorTj <hacker@iam.tj>
Tue, 29 Mar 2016 16:49:59 +0000 (17:49 +0100)
committerTj <hacker@iam.tj>
Tue, 29 Mar 2016 16:49:59 +0000 (17:49 +0100)
Signed-off-by: Tj <hacker@iam.tj>

No differences found