debuka:一个简单又脏的ibuka .buka档案压缩提取器

debuka a simple and dirty ibuka .buka archive foramt extractor. 一个简单并挫劣的布卡漫画 .buka 存档格式分割器。 using make debuka *.buka output to current work dir run it from updates 2015-07-23 add webp support platform tested on linux, NOT tested but should work on windows compile with gcc porting.