Navbar (#31)

* started workin on 'navbar' module

* changed bootstrap theme to bootswatch/Simplex

* big work on navbar logic

* starting creating menus using navbar

* converted app views to new Wepage decorator, updated navbar

* reimplemented DernieresMaraudes as a dropdown instead of ContextMixin

* reorganised static files, minor code cleanups

* turned Link.href into lazy-evaluated property

* collapsed 'navbar' module into 'website', dynamic building of ApplicationMenu subclasses

* minor cleanup

* blah blah blah

* added way to add admin/non-admin links

* minor style change : red border for active page instead of all dropdowns

* deleted file

* prepare adding removing menu templates files, being replaced by code

* essayé de généraliser le code pour les modaux bootstrap, non testé git status

* more preparation and thinking on navbar app_menus logic...

* added LinkManager and DropdownManager, getting closer...

* small fix in DropdownManager.__get__

* boosted up work: keep it simple so it can be merged fast, major layout changes

* added month filter on maraudes:liste

* added 'as_icon' filter to display boolean/null values as bootstrap icons

* remove inactive user from planning selection

* removed all unused 'menu' templates

* set up django_select2 to use static files

* small fix after review

website/static/scripts/bootstrap-modal.js

@@ -0,0 +1,43 @@
+/* Lier les boutons de création
+*  Thanks to Derek Morgan, https://dmorgan.info/posts/django-views-bootstrap-modals/
+*/
+;(function($) {
+
+  var formAjaxSubmit = function(form, modal)
+  {
+       $(form).submit(function (e) {
+            e.preventDefault();
+           $.ajax({
+                 type: $(this).attr('method'),
+                 url: $(this).attr('action'),
+                 data: $(this).serialize(),
+                 success: function (xhr, ajaxOptions, thrownError) {
+                     if ( $(xhr).find('.has-error').length > 0 || $(xhr).find('.alert-danger').length > 0) {
+                           $(modal).find('.modal-body').html(xhr);
+                           formAjaxSubmit(form, modal);
+                     } else {
+                           $(modal).modal('toggle');
+                          // Reload page ?
+                           location.reload()
+                     }
+                 },
+                 error: function (xhr, ajaxOptions, thrownError) {
+                     // handle response errors here
+                   }
+             });
+          });
+  };
+
+  $.fn.openModalEvent = function(id, href, title)
+  {
+    $('#'+id).click(function() {
+      $('#form-modal-body').load(href, function()
+        {
+        $('.modal-title').text(title);
+        $('#form-modal').modal('toggle');
+        formAjaxSubmit("#form-modal-body form", "#form-modal");
+        });
+    });
+  };
+})(jQuery);
+