Minor style fix
fix a compile warning
Merge pull request #50 from huahang/patch-2

Minor style fix
Merge pull request #53 from huahang/patch-5

fix a compile warning
Merge branch 'master' of github.com:chenshuo/muduo
Merge branch 'mdev' into zdev
Merge branch 'zdev' of github.com:zieckey/muduo into zdev
Modify Buffer constructor to : Buffer(size_t initialSize = kInitialSize)
Add comments : int        revents_;//the event type of epoll or poll
trivial change : modify the spelling mistake
Change threadPool_ definition from scoped_ptr to shared_ptr. Because in some scenario, we need to create tow or more tcpserver, but we want these tcpserver share the same event thread pool
Add more interface :
  EventLoop* getNextLoop(uint64_t hashCode);
  bool started() const

On some occasions, we need to process some tasks with the some type
always in the same working thread.
Add comments for Inspector:add. and fix one spelling mistarsk
Expose some detail implement : sockets::sockaddr_cast.
And add more interface : sockaddr_in_cast
And add bool setNonblocking(int sockfd);
Merge branch 'mdev' into zdev