remove unnecessary dependencies

src/js/directives/ngSwipe.js

@@ -1,67 +0,0 @@
-'use strict';
-
-/*  
- * This is a modification from https://github.com/angular/angular.js/blob/master/src/ngTouch/swipe.js
- */
-
-
-function makeSwipeDirective(directiveName, direction, eventName) {
-  angular.module('copayApp.directives')
-    .directive(directiveName, ['$parse', '$swipe',
-      function($parse, $swipe) {
-        // The maximum vertical delta for a swipe should be less than 75px.
-        var MAX_VERTICAL_DISTANCE = 75;
-        // Vertical distance should not be more than a fraction of the horizontal distance.
-        var MAX_VERTICAL_RATIO = 0.4;
-        // At least a 30px lateral motion is necessary for a swipe.
-        var MIN_HORIZONTAL_DISTANCE = 30;
-
-        return function(scope, element, attr) {
-          var swipeHandler = $parse(attr[directiveName]);
-
-          var startCoords, valid;
-
-          function validSwipe(coords) {
-            // Check that it's within the coordinates.
-            // Absolute vertical distance must be within tolerances.
-            // Horizontal distance, we take the current X - the starting X.
-            // This is negative for leftward swipes and positive for rightward swipes.
-            // After multiplying by the direction (-1 for left, +1 for right), legal swipes
-            // (ie. same direction as the directive wants) will have a positive delta and
-            // illegal ones a negative delta.
-            // Therefore this delta must be positive, and larger than the minimum.
-            if (!startCoords) return false;
-            var deltaY = Math.abs(coords.y - startCoords.y);
-            var deltaX = (coords.x - startCoords.x) * direction;
-            return valid && // Short circuit for already-invalidated swipes.
-              deltaY < MAX_VERTICAL_DISTANCE &&
-              deltaX > 0 &&
-              deltaX > MIN_HORIZONTAL_DISTANCE &&
-              deltaY / deltaX < MAX_VERTICAL_RATIO;
-          }
-
-          var pointerTypes = ['touch'];
-          $swipe.bind(element, {
-            'start': function(coords, event) {
-              startCoords = coords;
-              valid = true;
-            },
-            'move': function(coords, event) {
-              if (validSwipe(coords)) {
-                scope.$apply(function() {
-                  element.triggerHandler(eventName);
-                  swipeHandler(scope, {
-                    $event: event
-                  });
-                });
-              }
-            }
-          }, pointerTypes);
-        };
-      }
-    ]);
-}
-
-// Left is negative X-coordinate, right is positive.
-makeSwipeDirective('ngSwipeLeft', -1, 'swipeleft');
-makeSwipeDirective('ngSwipeRight', 1, 'swiperight');