Update AdminLTE

- from 2.4.5 to 2.4.18 (cannot detect any issues)
- set default scancycle for Apple Devices to 1

front/lib/AdminLTE/bower_components/bootstrap/less/component-animations.less

@@ -1,3 +1,5 @@
+// stylelint-disable selector-no-qualifying-type
+
 //
 // Component animations
 // --------------------------------------------------
@@ -10,6 +12,7 @@
 .fade {
   opacity: 0;
   .transition(opacity .15s linear);
+
   &.in {
     opacity: 1;
   }