v0.1.2 pixiv plugin added, bug has not been tested
v0.1.3 plugin module structure changed, add the conf class
v0.1.2 bug:urllib2.OpenerDirector is not thread-safe
v0.1.2 bug:urllib2.OpenerDirector is not thread-safe
v0.1.3 bug:urllib2.OpenerDirector is not thread-safe
v0.1.3 bug is in the rangedownloader!
v0.1.3 wtf range headers
v0.1.3 bug fix
v0.1.3 bug:utils.py 中resReadWithRetry的异常处理有问题，res.read()不能重复