Lots of monster stuff, particularly documenting monster abilities

- Monster radiate abilities can now specify a spell pattern to use
- Fix some abilities being incorrectly shown in the editor's ability details dialog (for example, radiate abilities were shown as "Summon aid")
- Add the recently-added monster missile types to the options offered in the editor
- Fix chance of activating not being editable for the martyr's shield ability
- Show the monster summoned for summoning abilities (finally!)
- Show the subcategory for unusual abilities (one of active, passive death)
- Fix the displayed percentage chance for summon abilities (the permille was shown instead)
- Fix incorrect action point display in the editor for the two recently-added monster missiles
- Fix crash when editing a missile ability
- Fix abilities page not showing the newly-added or recently-edited ability after exiting the detail/option dialog
- Fix pick monster button for summoning abilities being off by one

doc/editor/nav.js

@@ -24,6 +24,7 @@ document.write('\
 <ol style="list-style-type:upper-alpha">\
 <li><a href="appendix/Specials.html">Special Encounter Node Types</a></li>\
 <li><a href="appendix/Items.html">Item Ability Types</a></li>\
+<li><a href="appendix/Monsters.html">Monster Ability Types</a></li>\
 <li><a href="appendix/Terrain.html">Starting Terrain Types</a></li>\
 <li><a href="appendix/Sounds.html">Blades Sound Effects</a></li>\
 <li><a href="appendix/Messages.html">Text Messages</a></li>\