Simple Captcha 1.0

Finally released Simple Captcha 1.0
Bugs fixed and features added…

1.) update_attribute/update_attributes are now working fine
2.) Simple Captcha will bypass your application test cases
3.) The complexity of images can be easily handled by passing a
parameter :distortion => “low” (or “medium” or “high”)
4.) Old images will automatically get deleted, need not to run the
rake task.

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