fab图标修改

components/fs-fab/fs-fab.vue

@@ -16,7 +16,7 @@
 			</view>
 			
 			<fs-avatar :size="size" @click="handleToggle">
-				<fs-icon type="icon-plus2" :size="iconSize" class="fs-fab-plus" :class="{'fs-fab-visible':visible}"></fs-icon>
+				<fs-icon type="icon-plus" :size="iconSize" class="fs-fab-plus" :class="{'fs-fab-visible':visible}"></fs-icon>
 			</fs-avatar>
 		</view>