Added board sidebar close btn and adjusted title position.

src/components/board/BoardSidebar.vue

@@ -21,8 +21,11 @@
   -->
 
 <template>
-	<div>
-		Board sidebar {{ board.title }}
+	<div class="sidebar-header">
+    <a class="icon-close" title="Close" @click="closeSidebar">
+		  <span class="hidden-visually">Close</span>
+	  </a>
+    <h3>{{ board.title }}</h3>
 	</div>
 </template>
 
@@ -36,10 +39,30 @@ export default {
 				return {}
 			}
 		}
+  },
+  methods: {
+		closeSidebar: function() {
+			this.$store.dispatch('toggleSidebar')
+		}
 	}
 }
 </script>
 
-<style scoped>
-
+<style lang="scss" scoped>
+  .sidebar-header {
+    h3 {
+      font-size: 14pt;
+      padding: 15px 15px 3px;
+      margin: 0;
+      overflow: hidden;
+    }
+  }
+  .icon-close {
+    position: absolute;
+    top: 0px;
+    right: 0px;
+    padding: 14px;
+    height: 24px;
+    width: 24px;
+  }
 </style>