点点币出问题了，大算力攻击

hulei68

出现了大量的POW区块，而不是pos块。

2016-01-28 10:56:26 1 0.00000000 PPC 290.00 B 0.00POW
218502 2016-01-28 10:55:23 2 0.00000000 PPC 457.00 B 62,219.19 POS
218501 2016-01-28 10:51:19 1 0.00000000 PPC 291.00 B 0.00 POW
218500 2016-01-28 10:51:01 1 0.00000000 PPC 291.00 B 0.00 POW
218499 2016-01-28 10:49:03 1 0.00000000 PPC 291.00 B 0.00 POW
218498 2016-01-28 10:43:52 2 0.00000000 PPC 456.00 B 72,834.41 POS
218497 2016-01-28 10:43:10 3 0.03000000 PPC 1.46 kB 90.64 POW
218496 2016-01-28 10:38:27 2 0.01000000 PPC 486.00 B 0.00 POW
218495 2016-01-28 10:36:32 2 0.01000000 PPC 589.00 B 14.24 POW
218494 2016-01-28 10:33:32 1 0.00000000 PPC 292.00 B 0.00 POW
218493 2016-01-28 10:28:13 1 0.00000000 PPC 292.00 B 0.00 POW
218492 2016-01-28 10:27:06 1 0.00000000 PPC 291.00 B 0.00 POW
218491 2016-01-28 10:26:30 1 0.00000000 PPC 290.00 B 0.00 POW
218490 2016-01-28 10:25:14 2 0.01000000 PPC 521.00 B 184.96 POW
218489 2016-01-28 10:24:05 2 0.00000000 PPC 457.00 B 17,889.25 POS
218488 2016-01-28 10:23:23 1 0.00000000 PPC 292.00 B 0.00 POW
218487 2016-01-28 10:21:07 1 0.00000000 PPC 291.00 B 0.00 POW
218486 2016-01-28 10:19:26 1 0.00000000 PPC 290.00 B 0.00 POW
218485 2016-01-28 10:18:32 1 0.00000000 PPC 290.00 B 0.00 POW
218484 2016-01-28 10:17:35 12 0.12000000 PPC 4.64 kB 109,959.44 POS
218483 2016-01-28 10:10:37 1 0.00000000 PPC 291.00 B 0.00 POW
218482 2016-01-28 10:10:25 1 0.00000000 PPC 290.00 B 0.00 POW