From 6a66855c34b382301cdc8e2587fbae472a4d01d2 Mon Sep 17 00:00:00 2001
From: LittleDriver <hnustphoenix@gmail.com>
Date: Fri, 13 Mar 2020 11:34:10 +0900
Subject: [PATCH] refactor: make split task unbatched (#105)

1. call AskSplit instead of AskBatchSplit on pd/client package
2. use the single split operation to instead of the batchSplit on raftstore package
3. remove definition of AskBatchSplitRequest/Response
4. delete all functions of handling request of BatchReportSplit from scheduler server
5. perform the generate.sh for metapb.proto