A webservice for creation and verification of captcha images

To start the webservice please do as follow:

1. ./manage.sh redis-start
2. ./manage.sh gunicorn-start
3. ./mange.sh nginx-start

Alternatively you can do the following:

- ./manage.sh start-all

To test the captcha webservice api use the following scripts

1. src/resources/client/get_captcha.sh # it should return