fix #80
revert to old autotools
add srand before rand
Merge pull request #83 from fanzeyi/fix-rand

Init random generator before calling rand()
fix a overflow bug
Added support for setrlimit(2)
Fixed a typo
Merge pull request #89 from dndx/master

Added ability to set open file descriptor limit at run-time
fix compilation on cygwin
fix #97
refine buffer handling
refine the buffer idx
refine the timer
update documents
add rc4-md5 encryption method
Merge pull request #111 from clowwindy/master

Implement a correct RC4 encryption
bump version
update configure
update README
enlarge timeout