Skip call NS_SEND if send return -1
 - Add #define SOCKET_ERROR and use in push_to_stdin
 - Add ns_connection.last_errno for NS_CLOSE (store errno/WSAGetLastError)
Use SSL_ERROR_WANT_READ and SSL_ERROR_WANT_WRITE
Fix return ns_get_error_code
Change printf mask %zu -> %lu
 for MS VC++ compatibility http://stackoverflow.com/questions/15610053/correct-printf-format-specifier-for-size-t-zu-or-iu
Add enum ns_error { NS_ERROR_NONE = 0, NS_ERROR_SEND, NS_ERROR_RECV};
Merge branch 'master' of https://github.com/cesanta/mongoose
Conflicts:
	mongoose.c
Remove duplicate call mg_stat
Removed lua examples
Added SSL_CTX_set_mode()
Added mg_forward()
Clearing off HTTP headers in close_local_endpoint()
removed
Added travis file
Merge branch 'master' of https://github.com/cesanta/mongoose

Conflicts:
	mongoose.c
Merge branch 'master' of https://github.com/pavel-pimenov/mongoose

Conflicts:
	.travis.yml