feat(component): add Icon

Closes #30

src/components/Icon/Icon.svelte

@@ -0,0 +1,40 @@
+<script>
+  let className = undefined;
+  export { className as class };
+  export let skeleton = false;
+  export let render = undefined;
+  export let title = undefined;
+  export let tabindex = undefined;
+  export let focusable = false;
+  export let style = undefined;
+
+  import IconSkeleton from './Icon.Skeleton.svelte';
+
+  const iconName = render.toString().split(' ')[1];
+  const size = parseInt(iconName.slice(-2), 10);
+</script>
+
+{#if skeleton}
+  <IconSkeleton
+    on:click
+    on:mouseover
+    on:mouseenter
+    on:mouseleave
+    {size}
+    class={className}
+    {style} />
+{:else}
+  <svelte:component
+    this={render}
+    on:click
+    on:mouseover
+    on:mouseenter
+    on:mouseleave
+    aria-label={$$props['aria-label']}
+    aria-labelledby={$$props['aria-labelledby']}
+    class={className}
+    {tabindex}
+    {focusable}
+    {style}
+    {title} />
+{/if}