Add monster spell header file mcastu.h

Move the monster spell definitions there, and use hackery
(similar to objects.h) to generate enum and data from
the header file.

I have not tested Windows, VMS, or Amiga builds.

include/mcastu.h

@@ -0,0 +1,35 @@
+
+
+#define MCF_NONE     0x0000
+#define MCF_INDIRECT 0x0001 /* untargeted/indirect spell */
+#define MCF_SIGHT    0x0002 /* monster needs to see hero */
+#define MCF_HOSTILE  0x0004 /* cast by hostile monsters only */
+
+#if defined(MCASTU_ENUM)
+#define MONSPELL(def, flags) MCAST_##def
+#elif defined(MCASTU_INIT)
+#define MONSPELL(def, flags) flags
+#endif
+
+MONSPELL(PSI_BOLT, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(OPEN_WOUNDS, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(LIGHTNING, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(FIRE_PILLAR, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(GEYSER, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(DEATH_TOUCH, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(CURE_SELF, MCF_INDIRECT),
+MONSPELL(HASTE_SELF, MCF_INDIRECT),
+MONSPELL(DISAPPEAR, MCF_INDIRECT),
+MONSPELL(AGGRAVATION, MCF_INDIRECT|MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(STUN_YOU, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(WEAKEN_YOU, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(CONFUSE_YOU, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(PARALYZE, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(BLIND_YOU, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(DESTRY_ARMR, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(CURSE_ITEMS, MCF_HOSTILE|MCF_SIGHT),
+MONSPELL(INSECTS, MCF_HOSTILE|MCF_INDIRECT|MCF_SIGHT),
+MONSPELL(SUMMON_MONS, MCF_HOSTILE|MCF_INDIRECT|MCF_SIGHT),
+MONSPELL(CLONE_WIZ, MCF_HOSTILE|MCF_INDIRECT|MCF_SIGHT),
+
+#undef MONSPELL