Fix some more undeclared variables

Should fix all this:
16:09:56: WARNING: Undeclared global variable "post" accessed at ...rvers/bin/../worlds/server/game/mods/enchanting/init.lua:148
16:05:08: ERROR[ServerThread]: Assignment to undeclared global "name" inside a function at ...st-servers/bin/../worlds/server/game/mods/money/init.lua:59.
14:05:31: ERROR[ServerThread]: Assignment to undeclared global "path" inside a function at ...-servers/bin/../worlds/server/game/mods/wiki/wikilib.lua:63.
13:32:58: ERROR[ServerThread]: Assignment to undeclared global "text" inside a function at ...vers/bin/../worlds/server/game/mods/arrow_signs/init.lua:117.
13:32:58: ERROR[ServerThread]: Assignment to undeclared global "i" inside a function at ...vers/bin/../worlds/server/game/mods/arrow_signs/init.lua:119.
08:52:48: ERROR[ServerThread]: Assignment to undeclared global "count" inside a function at ...ervers/bin/../worlds/server/game/mods/bitchange/init.lua:39.
12:52:39: WARNING: Undeclared global variable "under" accessed at ...servers/bin/../worlds/server/game/mods/replacer/init.lua:84
12:52:41: WARNING: Undeclared global variable "above" accessed at ...servers/bin/../worlds/server/game/mods/replacer/init.lua:108
08:43:06: ERROR[ServerThread]: Assignment to undeclared global "pn" inside a function at ...test-servers/bin/../worlds/server/game/mods/zcg/init.lua:174.
08:59:57: ERROR[ServerThread]: Assignment to undeclared global "out" inside a function at ...test-servers/bin/../worlds/server/game/mods/zcg/init.lua:28.
09:00:02: ERROR[ServerThread]: Assignment to undeclared global "page" inside a function at ...test-servers/bin/../worlds/server/game/mods/zcg/init.lua:103.
09:00:02: ERROR[ServerThread]: Assignment to undeclared global "alt" inside a function at ...test-servers/bin/../worlds/server/game/mods/zcg/init.lua:104.
09:00:02: ERROR[ServerThread]: Assignment to undeclared global "current_item" inside a function at ...test-servers/bin/../worlds/server/game/mods/zcg/init.lua:105.