Installed Path is the below.
- On Ubuntu(by apt), /usr/bin
- On Ubuntu(by pip), /usr/local/bin
- On CentOS(by yum), /bin
- On OpenSUSE(by zypper), /usr/bin
Fill the difference in install/user documents.
Change-Id: Idf973ffe99663ed01e84c534309dea219cd71c2b