Backport fixes to stable (#1855)

* Fix up the VM trace.

* Fix test.

* Fix state not using "account_starting_nonce" (#1830)

* failng test

* use account_starting_nonce instead of zero

* simplier test

* jsons are getting closer

* incorrect test client and incorrect tests fix

* null_morden is using 0x0 starting nonce

* replaced json with the correct one

* superwhatever line

* Bump json-ipc-server again (#1839)

* bump ipc version

* bumping once more

* v1.2.4

* Fixed reported max height and transaction propagation (#1852)

* Fixed max height and transaction propagation

* Fixed tests

ethcore/res/null_morden.json

@@ -4,7 +4,7 @@
 		"Null": null
 	},
 	"params": {
-		"accountStartNonce": "0x0100000",
+		"accountStartNonce": "0x0",
 		"maximumExtraDataSize": "0x20",
 		"minGasLimit": "0x1388",
 		"networkID" : "0x2"