Fix return tests.

Author: gavofyork

StateTests/stSystemOperationsTest.json

@@ -5388,14 +5388,14 @@
                 }
             },
             "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "512",
+                "balance" : "507",
                 "code" : "0x",
                 "nonce" : "0",
                 "storage" : {
                 }
             },
             "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "999999999999899488",
+                "balance" : "999999999999899493",
                 "code" : "0x",
                 "nonce" : "1",
                 "storage" : {
@@ -5449,14 +5449,14 @@
                 }
             },
             "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "517",
+                "balance" : "507",
                 "code" : "0x",
                 "nonce" : "0",
                 "storage" : {
                 }
             },
             "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "999999999999899483",
+                "balance" : "999999999999899493",
                 "code" : "0x",
                 "nonce" : "1",
                 "storage" : {
@@ -5510,14 +5510,14 @@
                 }
             },
             "2adc25665018aa1fe0e6bc666dac8fc2697ff9ba" : {
-                "balance" : "673",
+                "balance" : "508",
                 "code" : "0x",
                 "nonce" : "0",
                 "storage" : {
                 }
             },
             "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
-                "balance" : "999999999999899327",
+                "balance" : "999999999999899492",
                 "code" : "0x",
                 "nonce" : "1",
                 "storage" : {
@@ -5827,4 +5827,4 @@
             "value" : "100000"
         }
     }
-}
+}