Fix shear spell for stricter server checks
Candor: Fixing mapannounce on the outdoor map

It did work only for one round of Candor after server restart,
because the variable $@FIGHT_CAVE_LAST was not reset to 0.
Rename magic.conf.template to magic.conf.
[magic.conf] Syntax change due to recent server code changes.
[magic.conf] Rename MAGIC to GENERAL.
[magic.conf] Replace all tabs into spaces.
[magic.conf] Rename script_int() to get_script_variable().