Bug 1495353: The image selector is hidden behind fullscreen tinymce

Need to boost the z-index to be above 1080 as that is the z-index of
the fullscreen tinymce editor.

behatnotneeded

Change-Id: I625435e8f4e4acea5b45224902c03cfe86117bb6
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>

htdocs/theme/raw/sass/components/_modal.scss

@@ -21,6 +21,10 @@ $width-sm: 90%;
     @extend .text-watermark;
 }
 
+.modal-tinymce {
+    z-index: 2000;
+}
+
 .modal-tinymce,
 .modal-docked {
     background: rgba(0,0,0,0.09);

htdocs/theme/raw/style/datepicker.css

-.ui-datepicker{font-size:.7em}.ui-datepicker .ui-datepicker-next-year,.ui-datepicker .ui-datepicker-prev-year{height:1.8em;position:absolute;top:2px;width:1.8em}.ui-datepicker .ui-datepicker-prev-year{left:2px}.ui-datepicker .ui-datepicker-next-year{right:2px}.ui-datepicker .ui-datepicker-next-year span,.ui-datepicker .ui-datepicker-prev-year span{display:block;left:50%;margin-left:-7px;margin-top:-8px;position:absolute;top:50%}.ui-datepicker .ui-datepicker-next-year-hover,.ui-datepicker .ui-datepicker-prev-year-hover{top:1px}.ui-datepicker .ui-datepicker-next-year-hover span,.ui-datepicker .ui-datepicker-prev-year-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-next-year span{margin-left:-9px}.ui-datepicker .ui-datepicker-next-year-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-next span,.ui-datepicker .ui-datepicker-prev span{margin-left:-7px}.ui-datepicker .ui-datepicker-next-hover span,.ui-datepicker .ui-datepicker-prev-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-prev{left:23px}.ui-datepicker .ui-datepicker-next{right:23px}.ui-datepicker .ui-datepicker-next span{margin-left:-9px}.ui-datepicker .ui-datepicker-next-hover span{margin-left:-8px}.ui-datepicker button.ui-priority-secondary{opacity:1;font-weight:700}.ui-icon-circle-triangle-wy{background-position:-9pc -2in}.ui-icon-circle-triangle-ey{background-position:-7pc -2in}.ui-timepicker-div .ui-widget-header{margin-bottom:8px}.ui-timepicker-div dl{text-align:left}.ui-timepicker-div dl dt{float:left;clear:left;padding:0 0 0 5px}.ui-timepicker-div dl dd{margin:0 10px 10px 40%}.ui-timepicker-div td{font-size:90%}.ui-tpicker-grid-label{background:0 0;border:none;margin:0;padding:0}.ui-timepicker-rtl{direction:rtl}.ui-timepicker-rtl dl{text-align:right;padding:0 5px 0 0}.ui-timepicker-rtl dl dt{float:right;clear:right}.ui-timepicker-rtl dl dd{margin:0 40% 10px 10px}
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+.ui-datepicker{font-size:.7em}.ui-datepicker .ui-datepicker-next-year,.ui-datepicker .ui-datepicker-prev-year{height:1.8em;position:absolute;top:2px;width:1.8em}.ui-datepicker .ui-datepicker-prev-year{left:2px}.ui-datepicker .ui-datepicker-next-year{right:2px}.ui-datepicker .ui-datepicker-next-year span,.ui-datepicker .ui-datepicker-prev-year span{display:block;left:50%;margin-left:-7px;margin-top:-8px;position:absolute;top:50%}.ui-datepicker .ui-datepicker-next-year-hover,.ui-datepicker .ui-datepicker-prev-year-hover{top:1px}.ui-datepicker .ui-datepicker-next-year-hover span,.ui-datepicker .ui-datepicker-prev-year-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-next-year span{margin-left:-9px}.ui-datepicker .ui-datepicker-next-year-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-next span,.ui-datepicker .ui-datepicker-prev span{margin-left:-7px}.ui-datepicker .ui-datepicker-next-hover span,.ui-datepicker .ui-datepicker-prev-hover span{margin-left:-8px}.ui-datepicker .ui-datepicker-prev{left:23px}.ui-datepicker .ui-datepicker-next{right:23px}.ui-datepicker .ui-datepicker-next span{margin-left:-9px}.ui-datepicker .ui-datepicker-next-hover span{margin-left:-8px}.ui-datepicker button.ui-priority-secondary{opacity:1;font-weight:700}.ui-icon-circle-triangle-wy{background-position:-144px -192px}.ui-icon-circle-triangle-ey{background-position:-112px -192px}.ui-timepicker-div .ui-widget-header{margin-bottom:8px}.ui-timepicker-div dl{text-align:left}.ui-timepicker-div dl dt{float:left;clear:left;padding:0 0 0 5px}.ui-timepicker-div dl dd{margin:0 10px 10px 40%}.ui-timepicker-div td{font-size:90%}.ui-tpicker-grid-label{background:0 0;border:none;margin:0;padding:0}.ui-timepicker-rtl{direction:rtl}.ui-timepicker-rtl dl{text-align:right;padding:0 5px 0 0}.ui-timepicker-rtl dl dt{float:right;clear:right}.ui-timepicker-rtl dl dd{margin:0 40% 10px 10px}
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