Tell JSHint to unignore first-party sources

Signed-off-by: Alex Coles <alex@alexbcoles.com>

.jshintignore

@@ -6,17 +6,3 @@ app/assets/javascripts/pages/**/*
 app/assets/javascripts/project/**/*
 app/assets/javascripts/jquery-ui-i18n.js
 app/assets/javascripts/lib/**/*
-
-#we sould fix this ones
-app/assets/javascripts/select_list_move.js
-app/assets/javascripts/context_menu.js
-app/assets/javascripts/breadcrumb.js
-app/assets/javascripts/keyboard_shortcuts.js
-app/assets/javascripts/openproject.js
-app/assets/javascripts/top-shelf.js
-app/assets/javascripts/top_menu.js
-app/assets/javascripts/findDomElement.js
-app/assets/javascripts/application.js
-app/assets/javascripts/action_menu.js
-app/assets/javascripts/accessibility.js
-app/assets/javascripts/repository_navigation.js