v16

update version from 15 to 16

v15

update version from 14 to 15

v14

update version from 13 to 14

v13

update version from 12 to 13

v12

update version from 11 to 12

v11

fix make distcheck

v10

update version from 9 to 10

v9

update version from 8 to 9

v8

update version from 7 to 8

v7

update version from 6 to 7