Add conditional description additions (#638)

* v1 conditional descs

* v1 conditional descs

* Update en_us.lua

* Update en_us.lua

* Update eid_api.lua for conditional descs

* Conditional descs v1

* Tarot conditional, Exp Pill callback

* fix Temperance Tarot

* Some more conditional descs

* Conditional descs update

* Update main.lua

* Change 0 to nil in repentogon's bag

main.lua

@@ -112,6 +112,7 @@ require("eid_mcm")
 require("eid_data")
 require("eid_xmldata")
 require("eid_api")
+require("eid_conditionals")
 require("eid_modifiers")
 require("eid_holdmapdesc")
 require("eid_itemprediction")