resolves #592

modified:   lib/waterline/query/finders/dynamicFinders.js
- only generate dynamic finders and association finders if the
  dynamicFinders and associationFinders flags are not false

modified:   test/unit/query/query.dynamicFinders.js
- unit test ability to enable/disable dynamicFinders and
  associationFinders
Merge pull request #594 from tjwebb/issue/592/dynamic-finders-option

Add ability to disable dynamicFinders and associationFinders