* added the tiny alpha_gradient.png file ("white 0" -> "white 1")
* added the tiny alpha_gradient.png file ("white 0" -> "white 1")


kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1,kongr45gpen/bzflag-import-1