Backports: parity beta 2.1.4 (#9787)

* version: bump parity beta to 2.1.4

* ethcore: bump ropsten forkblock checkpoint (#9775)

* ethcore: handle vm exception when estimating gas (#9615)

* removed "rustup" & added new runner tag (#9731)

* removed "rustup" & added new runner tag

* exchanged tag "rust-windows" with "windows"

* revert windows tag change

* sync: retry different peer after empty subchain heads response (#9753)

* If no subchain heads then try a different peer

* Add log when useless chain head

* Restrict ChainHead useless peer to ancient blocks

* sync: replace `limit_reorg` with `block_set` condition

* update jsonrpc-core to a1b2bb742ce16d1168669ffb13ffe856e8131228

* Allow zero chain id in EIP155 signing process (#9792)

* Allow zero chain id in EIP155 signing process

* Rename test

* Fix test failure

* Insert dev account before unlocking (#9813)

ethcore/res/ethereum/ropsten.json

@@ -28,8 +28,8 @@
 		"maximumExtraDataSize": "0x20",
 		"minGasLimit": "0x1388",
 		"networkID" : "0x3",
-		"forkBlock": 3383558,
-		"forkCanonHash": "0x6b4b80d65951375a70bc1ecf9a270d152dd355454d57869abbae2e42c213e0f3",
+		"forkBlock": "0x40E80F",
+		"forkCanonHash": "0x3e12d5c0f8d63fbc5831cc7f7273bd824fa4d0a9a4102d65d99a7ea5604abc00",
 		"maxCodeSize": 24576,
 		"maxCodeSizeTransition": 10,
 		"eip150Transition": 0,