add image for no check point

Author: rrrobo

public/templates/tile.html

@@ -13,6 +13,7 @@
 <i class="fas fa-cube fa-fw tile-image tile-font-1-25" ng-show="tile.items.obstacles>0" style="text-align:right; padding:1px 2px; color:#6e2c00; opacity:0.9;"></i>
 
 <i class="fab fa-fly fa-fw tile-image tile-font-1-25" ng-show="tile.items.rampPoints" style="text-align:center; color:#F44336; opacity:0.7;"></i>
+<i class="fas fa-exclamation fa-fw tile-image tile-font-1-25" ng-show="tile.items.noCheckPoint" style="text-align:center; color:#2ecc71; opacity:1;"></i>
 <i class="fas fa-angle-double-down  fa-fw tile-image tile-font fa-3x" ng-class="rotateRamp(tile.levelUp)" ng-show="tile.levelUp" style="padding-top:4px; color:#3498db; opacity:0.6;"></i>
 <i class="fas fa-angle-double-down  fa-fw tile-image tile-font fa-3x" ng-class="rotateRamp(tile.levelDown)" ng-show="tile.levelDown" style="padding-top:4px; color:#ff8095; opacity:0.6;"></i>
 
@@ -24,4 +25,4 @@
 <i class="fas fa-play fa-fw fa-rotate-270 tile-image tile-font" ng-show="tileStatus(tile) == 'halfdone'" style="padding-top:4px; color:#f4d03f; opacity:0.9;"></i>
 <i class="fas fa-times fa-fw tile-image tile-font" ng-show="tileStatus(tile) == 'undone'" style="padding-top:6px; color:#e74c3c; opacity:0.9;"></i>
 
-<p class="tile-point" ng-if="tileStatus(tile) && !isDropTile(tile) && !isStart(tile)" style="color:#444; opacity:1;z-index:6;position: relative;text-align:center;">{{tilePoint(tile)}}</p>
+<p class="tile-point" ng-if="tileStatus(tile) && !isDropTile(tile) && !isStart(tile)" style="color:#444; opacity:1;z-index:6;position: relative;text-align:center;">{{tilePoint(tile)}}</p>