+ * 0.9.3-dev 0x00903000
+ * 0.9.3beta1 0x00903001
+ * 0.9.3beta2-dev 0x00903002
+ * 0.9.3beta2 0x00903002
+ * 0.9.3 0x00903100
+ * 0.9.3a 0x00903101
+ * 0.9.4 0x00904100
+ * 1.2.3z 0x1020311a
+ * (Prior to 0.9.3-dev a different scheme was used: 0.9.2b is 0x0922.)