Add verify_ssl switch to tell PyCap when to verify the ssl certificate of the REDCap server
Change logging to `debug` for places which provide generic info
Ignore/Clean the artifacts created by running the app
Use function `SimpleConfigParser.to_bool` to properly read settings
Fix one more instance where `verify_ssl` is needed
Fix unittests failing due method signature changes (verify_ssl)
Merge pull request #33 from indera/ignore-ssl

Added verify_ssl switch to control whether PyCap verifies the REDCap site's SSL certificate. Set True or False in settings.ini in configuration.