some updates 4 u

updates config.m4 to use on many operating systems ...
updates websockets.c to compile with ZTS enabled

```
[joe@fiji phpWs]$ cat config.nice
#! /bin/sh
#
# Created by configure

'./configure' \
'--with-php-config=php-config-zts' \
'--with-websockets-php-src=/usr/src/php-src' \
'--with-websockets-httpd-includes=/usr/include' \
"$@"
```

If you intend to deploy to pecl, or windows, there is much housework to do :)