In order to use script remove you need to specify the path of the npc file, another solution would be to disable the include for the other files in scripts_main.conf and add load for your files only.
http://aesir.perfontain.ru/forum/topic/20-beta-v035/
Also there's one new beta. Key change is fixed some bugs when loading RSM models, so now all the models on all the maps should be able to load. If not, please post their names from the log.