Bump version to 0.6.1.
Bump version to 0.6.1.

det/libzip,JanX2/libzip-git,JanX2/libzip-git,cysp/libzip,cysp/libzip,projedi/libzip,det/libzip,det/libzip,cysp/libzip,projedi/libzip,det/libzip,cysp/libzip,projedi/libzip,projedi/libzip