Added + Updated Document for Vue Component

app/assets/javascripts/vue_shared/components/icon.vue

@@ -6,10 +6,9 @@
   Sample configuration:
 
   <icon
-    :img-src="userAvatarSrc"
-    :img-alt="tooltipText"
-    :tooltip-text="tooltipText"
-    tooltip-placement="top"
+    name="retry"
+    :size="32"
+    css-classes="top"
   />
 
 */

doc/development/fe_guide/icons.md

@@ -8,8 +8,10 @@ To use a sprite Icon in HAML or Rails we use a specific helper function :
 
 `sprite_icon(icon_name, size: nil, css_class: '')`
 
-**icon_name** Use the icon_name that you can find in the SVG Sprite (Overview is available under `/assets/sprite.symbol.html`).
+**icon_name** Use the icon_name that you can find in the SVG Sprite ([Overview is available here](http://gitlab-org.gitlab.io/gitlab-svgs/)`).
+
 **size (optional)** Use one of the following sizes : 16,24,32,48,72 (this will be translated into a `s16` class)
+
 **css_class (optional)** If you want to add additional css classes
 
 **Example**
@@ -20,6 +22,24 @@ To use a sprite Icon in HAML or Rails we use a specific helper function :
 
 `<svg class="s72 icon-danger"><use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="/assets/icons.svg#issues"></use></svg>`
 
+### Usage in Vue
+
+We have a special Vue component for our sprite icons in `\vue_shared\components\icon.vue`.
+
+Sample usage :
+
+`<icon
+    name="retry"
+    :size="32"
+    css-classes="top"
+  />`
+
+**name** Name of the Icon in the SVG Sprite  ([Overview is available here](http://gitlab-org.gitlab.io/gitlab-svgs/)`).
+
+**size (optional)** Number value for the size which is then mapped to a specific CSS class (Available Sizes: 8,12,16,18,24,32,48,72 are mapped to `sXX` css classes)
+
+**css-classes (optional)** Additional CSS Classes to add to the svg tag.
+
 ### Usage in HTML/JS
 
 Please use the following function inside JS to render an icon :