Version 1.06  2014-08-26
  * update source code from FastDFS V5.02
  * add function short2buff and buff2short
  * add object memory pool (fast_mblock.h and fast_mblock.c)
  * add member thread_loop_callback in nio_thread_data
  * bug fixed: ini_file_reader.c can't include relative path sub config,
    such as #include ../../conf/common.conf
  * add get_url_content_ex to support buffer passed by caller
  * logger can set rotate time format
  * add connection pool
  * logger can log header line
  * #include <stdbool.h> to use C99 bool
  * add libfastcommon.spec for building RPM
  * logger can delete old rotated files
  * bug fixed: connection pool should NOT increase counter when connect fail
  * logger.c do NOT call fsync after write
  * sockopt.c add tcprecvdata_nb_ms to support millisecond timeout
  * change req_count from int to int64_t
  * logger can take over stderr and stdout
  * replace INT64_PRINTF_FORMAT with PRId64
  * support OS Darwin
  * socket send and recv ignore erno EINTR
  * http_parse_query_ex support binary buffer, and set both lengths of key and name
  * add function ioevent_remove
  * add function log_reopen_ex

Version 1.05  2012-07-08
  * update source code from FastDFS V3.09

Version 1.04  2011-01-31
  * update source code from FastDFS V2.08

Version 1.03  2010-11-16
  * add local ip functions local_ip_func.c

Version 1.02  2010-07-02
  * sockopt.c: tcprecvfile and tcpdiscard add parameter total_recv_bytes
  * sockopt.h add non-block connect function connectserverbyip_nb
  * log_init set log to cache to false (no cache)

Version 1.01  2010-05-15
  * source file move to directory src
  * header files add comments
  * logger.h: correct function name from log_destory_ex to log_destroy_ex
  * shared_func.h: getExeAbsolutePath change to getAbsolutePath

Version 1.00  2010-05-08
  * first version