Updated styles and Added storageManager.

- Dark/White-mode support
- Collapsible navs
- Renamed items template.
- StorageBuilding's are now StorageUnit's
- Formatting, general cleanup, some bug fixing.

static/js/editStorages.js

@@ -0,0 +1,23 @@
+// Javascript to enable link to tab
+// This magic js codes enables anchor links to work with bootstrap tabs
+// Taken from https://stackoverflow.com/a/9393768/11317151 (and edited, like a lot)
+
+// Also update on location change
+window.addEventListener("hashchange", function() {
+
+
+var hash = location.hash.replace(/^#/, '');  // ^ means starting, meaning only match the first hash
+if (hash) {
+	bootstrap.Tab.getOrCreateInstance(document.querySelector('#' + hash)).show()
+} 
+
+}, false);
+var hash = location.hash.replace(/^#/, '');  // ^ means starting, meaning only match the first hash
+if (hash) {
+	bootstrap.Tab.getOrCreateInstance(document.querySelector('#' + hash)).show()
+} 
+
+// Change hash for page-reload
+$('.nav-link').on('click', function (e) {
+	window.location.hash = e.target.id;
+})