Support go heapdumps from 1.7+#6

jbarciauskas wants to merge 1 commit intorandall77:masterrandall77/hprof:masterfrom

jbarciauskas:jbarciauskas/move-to-heapdump17jbarciauskas/hprof:jbarciauskas/move-to-heapdump17Copy head branch name to clipboard