The major change is the description of options, change
it as the latest cli help message shows, which specify
a "value" after an option if it takes value, and add
(default: xxx) if the option has a default value.
This also includes some other minor consistency fixes.
Signed-off-by: Qiang Huang <h.huangqiang@huawei.com>
--events argument's usage was updated by:
commit:a62dbf48b0fe5e2e28e3cc9dc80a70d2ec5ebc25
We need to update manual together.
This patch also removes last useless blank line
in manual.
Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>