Plug and Play.
The plugin is plugged in EDIT_PUB_MAINTAB target and control
all Captchaable types declared in plugin properties.
It generate an Image using TrueType font declared in a given folder.
This
beta version has been tested on Windows/Tomcat. It should works on any
Java platform using declared UNIX Display or Headless mode.
The Captcha widget can be easily used in custom form by including
plugins/CaptchaPlugin/doCaptchaInput.jsp
Version 3.0: Add support to reCaptcha
New propreperties requires public/private key of reCaptcha.