[Mobile] Tweaks to layout

Removed the user-select option
for the context menu and bottom bar
on mobile. Also edited the folder
grid item so that its icon rep
size is not overly large.

platform/commonUI/general/res/sass/mobile/_item.scss

@@ -60,6 +60,7 @@
                 .item-main {
                     .item-type {
                         line-height: $phone-itemHeight * .8;
+                        height: auto;
                     }
                 }
                 .title {