update readme with new default values

README.md

@@ -359,16 +359,16 @@ CACHE_KEEPALIVE_TIMEOUT=5
 # CAUTION: This should not be below 
 # CACHE_RECONNECT_TIMEOUT_UPPER, since cold starts and
 # elections will be problematic in that case.
-# value in seconds, default: 5
-CACHE_ELECTION_TIMEOUT=5
+# value in seconds, default: 2
+CACHE_ELECTION_TIMEOUT=2
 
 # These 2 values define the reconnect timeout for the HA Cache
 # Clients. The values are in ms and a random between these 2 
 # will be chosen each time to avoid conflicts
-# and race conditions (default: 2500)
-CACHE_RECONNECT_TIMEOUT_LOWER=2500
-# (default: 5000)
-CACHE_RECONNECT_TIMEOUT_UPPER=5000
+# and race conditions (default: 500)
+CACHE_RECONNECT_TIMEOUT_LOWER=500
+# (default: 2000)
+CACHE_RECONNECT_TIMEOUT_UPPER=2000
 ```
 
 ## Example Code