in SQL queries

include methods on #connection and delete_all/destroy_all
Fixes #434

fixes #422

instead of just a few. Should fix #431

especially since they are often ERB, not Ruby files even though they have
an .rb extension.

This commit introduces a new check that creates a warning when it
detects a call to verify_mode= when the right hand of the assignment is
OpenSSL::SSL::VERIFY_NONE.

makes attr_accessible model warnings have a fingerprint which will include the attribute in the uniqueness calculation

fixes #281

Reduces slim XSS false positives in cases where brakeman is run in the context
of an app that includes active support.

Templates compile down to Template::Utils.escape_html_utils if
Active Support's `html_safe?` method is defined.

See:

https://github.com/judofyr/temple/blob/master/lib/temple/filters/escapable.rb#L12

and other safe-ish values