Added option which allows users to mask PHI data from being shown on the screen by enabling an option under 'Edit Account'.
Moved preferences to its own model.
Fixed rake tests to work with new preferences model.
Fix javascript tests from breaking due to the maskStatus function.
Move the maskDate function call into the view since it does not work properly in the template.
Changed masking to always use 6 x's instead of the same number as letters in the name.
Fixed maskDate function to be more flexible.
Add masking to the patient_results view.
Remove maskdate helper and add maskDate function to the patient view and patient results view. Also convert all tabs to spaces.
camelCase methods.
Fix code to no longer require nil? check in denullify_arrays.
Rename helper to maskDateFormat.
Move away from handlebars helpers and add global helpers to the helpers.js.coffee file.
update account page to include Mask PHI preference
Merge branch 'maskphi'; this fixes #81