integrate palette list with palette manager

src/css/dialogs/manage-palettes.css

@@ -23,6 +23,16 @@
   -moz-box-sizing: border-box;
 }
 
+.palette-manager-close {
+  position: absolute;
+  top: 0;
+  right: 0;
+  line-height: 45px;
+  margin-right: 10px;
+  font-size: 1.3em;
+  cursor: pointer;
+}
+
 .palette-manager-drawer {
   width: 200px;
   position: absolute;

src/css/toolbox/palettes-list.css

@@ -7,3 +7,45 @@
   background-repeat: no-repeat;
   background-position: 97%;
 }
+
+.palettes-list-colors {
+  overflow:hidden;
+}
+
+.palettes-list-color {
+  cursor : pointer;
+  float: left;
+  margin : 0px 0 5px 5px;
+  width : 32px;
+  height : 32px;
+  position: relative;
+}
+
+.palettes-list-color div{
+  width : 32px;
+  height : 32px;
+}
+
+.palettes-list-color.primary:before,
+.palettes-list-color.secondary:before {
+  content: "";
+  position: absolute;
+  bottom: -1px;
+  display: inline-block;
+  border: 7px solid gold;
+  border-top-color: transparent;
+
+  width: 0px;
+  height: 0px;
+}
+
+.palettes-list-color.primary:before {
+  left: -1px;
+  border-right-color: transparent;
+}
+
+
+.palettes-list-color.secondary:before {
+  right: -1px;
+  border-left-color: transparent;
+}