Fix bug in Configuration Check

This should fix #112.
Merge pull request #113 from crawfordcomeaux/patch-1

Fix bug in Configuration Check
reset support for additional controls
Merge pull request #123 from libis/reset_advance_search

reset support for additional controls
disable identifier based on settings in conf
Merge pull request #127 from libis/disable_identifier_editing

enable/disable identifier based on settings in conf
identifier editing disabled for default screen
Merge pull request #128 from libis/identifier_editing_default_screen

identifier editing disabled for default screen
Merge branch 'master' of https://github.com/collectiveaccess/providence