switching config to ESI

Author: lockefox

scripts/app.cfg

@@ -20,7 +20,7 @@
 [GLOBAL]
     useragent = lockefox https://github.com/EVEprosper/ProsperAPI
     useragent_short = lockefox @EVEProsper
-    crest_or_esi = CREST
+    crest_or_esi = ESI
 
 [ROOTPATH]
     public_crest = https://crest-tq.eveonline.com/