.env.sample in pliny-0.3.0

- old
+ new

@@ -1,6 +1,7 @@
 DATABASE_URL=postgres://localhost/pliny-development
 RACK_ENV=development
 TZ=UTC
-RESCUE_ERRORS=false
+RAISE_ERRORS=true
 FORCE_SSL=false
 TIMEOUT=false
+PRETTY_JSON=true