Requirements:
    - some basic shell commands
    - wireless tools
    
How to install:
    - edit paths and options in wewimo script
    - run wewimo:
      1) you can add it into cron daemon or run as script and generate actual stats each time you visit the webpage
         for ex. (/etc/crontab line example):
         */5 * * * * user1 /usr/local/wewimo/wewimo > /web/wewimo/index.html
      2) you can run it as CGI script - change CGI_SCRIPT value to 1 in wewimo script
