Give 1000 bytes instead of 4000 bytes before the block is full

Author: codablock

src/miner.cpp

@@ -452,7 +452,7 @@ void BlockAssembler::addPackageTxs(int &nPackagesSelected, int &nDescendantsUpda
 
             ++nConsecutiveFailed;
 
-            if (nConsecutiveFailed > MAX_CONSECUTIVE_FAILURES && nBlockSize > nBlockMaxSize - 4000) {
+            if (nConsecutiveFailed > MAX_CONSECUTIVE_FAILURES && nBlockSize > nBlockMaxSize - 1000) {
                 // Give up if we're close to full and haven't succeeded in a while
                 break;
             }