To reduce duplicated code and simplified scripts introduce scylla_lib.sh for shellscripts which provides functions to classify distributions, and load all sysconfig files. This also fixes script bugs to misdetect Debian and RHEL. Signed-off-by: Takuya ASADA <syuu@scylladb.com> Message-Id: <1480667672-9453-2-git-send-email-syuu@scylladb.com>