fixed README on SISMO_CONFIG_PATH to be file path
fixed README on SISMO_CONFIG_PATH to be file path

The configuration entry of the path is actually the complete file path.
Also see lines 48 and 108-111 of bootstrap.php

arduanov/Sismo,georgiana-gligor/Sismo,FriendsOfPHP/Sismo,arduanov/Sismo,FriendsOfPHP/Sismo,gencer/Sismo,georgiana-gligor/Sismo,gencer/Sismo,druid628/Sismo,druid628/Sismo,lyrixx/Sismo,lyrixx/Sismo