formatting and update CHANGELOG

CHANGELOG.md

@@ -4,7 +4,9 @@
 
 BREAKING CHANGES: 
 
-- Query takes RequestQuery and returns ResponseQuery, with more specificity over keys, paths, and proofs:
+- Query takes RequestQuery and returns ResponseQuery. The request is split into `data` and `path`, 
+can specify a height to query the state from, and whether or not the response should come with a proof.
+The response returns the corresponding key-value pair, with proof if requested.
 
 ```
 message RequestQuery{
@@ -47,7 +49,7 @@ message RequestBeginBlock{
 }
 ```
 
-- Info returns a ResponseInfo, containing last block height and app hash:o
+- Info returns a ResponseInfo, containing last block height and app hash:
 
 ```
 message ResponseInfo {

types/types.proto

@@ -214,7 +214,7 @@ message ResponseBeginBlock{
 }
 
 message ResponseEndBlock{
-	repeated Validator diffs = 4;
+	repeated Validator diffs = 1;
 }
 
 //----------------------------------------