fixed description

Signed-off-by: John Liu <johnnnpl@gmail.com>
Merge branch 'master' of github.com:msuozzo/IFL
fixed description for settings

Signed-off-by: John Liu <johnnnpl@gmail.com>
ex3.ifl

Signed-off-by: John Liu <johnnnpl@gmail.com>
Merge branch 'master' of github.com:msuozzo/IFL
ex3.ifl

Signed-off-by: John Liu <johnnnpl@gmail.com>