Split filesystem up in components

Also thumbnails work now

svelte/src/filesystem/Breadcrumbs.svelte

@@ -0,0 +1,24 @@
+<script>
+export let state = {}
+export let navigator
+</script>
+
+{#each state.path as node, i (node.path)}
+	<a
+		href={state.path_root+node.path}
+		class="breadcrumb button"
+		class:button_highlight={state.base_index === i}
+		on:click|preventDefault={() => {navigator.navigate(node.path, true)}}>
+		{node.name}
+	</a>
+{/each}
+
+<style>
+.breadcrumb {
+	min-width: 1em;
+	text-align: center;
+	padding: 6px 8px;
+	margin: 4px;
+	word-break: break-all;
+}
+</style>