Enhance h-table (#236)

* feat: Add ability to hide/show columns in h-table

* refactor: Remove deprecated addon

* fix: Ignore unused var

* feat: Add use-switch property to table

* feat: Add logic for reordering columns

* feat: Add styling to drag items

.storybook/main.js

@@ -2,7 +2,6 @@ module.exports = {
   stories: ['../src/**/*.stories.[tj]s'],
   addons: [
     '@storybook/addon-storysource',
-    '@storybook/addon-knobs/register',
     '@storybook/addon-viewport'
   ]
 };

package.json

@@ -22,15 +22,16 @@
   "dependencies": {
     "core-js": "^3.6.4",
     "vue": "^2.6.11",
+    "vuedraggable": "^2.24.3",
     "xlsx": "^0.15.6"
   },
   "devDependencies": {
     "@babel/core": "^7.8.7",
-    "@storybook/addon-actions": "^5.3.18",
-    "@storybook/addon-essentials": "^6.1.21",
-    "@storybook/addon-knobs": "^5.3.18",
-    "@storybook/addon-storysource": "^5.3.14",
-    "@storybook/vue": "^5.3.14",
+    "@storybook/addon-actions": "^6.3.12",
+    "@storybook/addon-essentials": "^6.3.12",
+    "@storybook/addon-knobs": "^6.3.1",
+    "@storybook/addon-storysource": "^6.3.12",
+    "@storybook/vue": "^6.3.12",
     "@vue/cli-plugin-babel": "^4.2.0",
     "@vue/cli-plugin-eslint": "^4.2.0",
     "@vue/cli-plugin-unit-jest": "^4.2.0",