Finish removal of version controlled content

From now on, use README instructions to add example dummy data.

.gitignore

@@ -11,4 +11,7 @@ npm-debug.log
 _build
 .vscode
 
-docs
+docs
+
+static/albums.json
+static/covers

README.md

@@ -1,4 +1,5 @@
 # BRÜTAL LEGEND
+
 https://www.youtube.com/embed/VW88ofmfF0w
 
 Progress visualisation of the quest to own a vinyl copy of all songs older than 1990 used in [Brütal Legend](https://en.wikipedia.org/wiki/Br%C3%BCtal_Legend), where possible.
@@ -25,3 +26,9 @@ Use `npm run lint` to lint files.
 ## Build release
 
     npm run build
+
+## Example data
+
+The data should consist of a list of images (albums covers), and a JSON file. To have some example data to fiddle around with, a dummy data folder is available.
+
+    cp static/dummy-data/* static

static/albums.json

@@ -1 +0,0 @@
-/home/ay/Kod/19/pub/albums.json

static/covers

@@ -1 +0,0 @@
-/home/ay/Rahvin/madrse/assets/img/covers

static/dummy-data/albums.json

@@ -0,0 +1,68 @@
+[
+    {
+        "id": 6,
+        "img": "05.jpg",
+        "title": "Death or Glory",
+        "artist": "Running Wild",
+        "album": "Death or Glory",
+        "year": 1989,
+        "purchased_on": "2016-04-09",
+        "description": "",
+        "songs": ["Riding the Storm"]
+    },
+    {
+        "id": 5,
+        "img": "04.jpg",
+        "title": "Blizzard of Ozz",
+        "artist": "Ozzy Osbourne",
+        "album": "Blizzard of Ozz",
+        "year": 1980,
+        "purchased_on": "2016-04-05",
+        "description": "",
+        "songs": ["Mr Crowley"]
+    },
+    {
+        "id": 4,
+        "img": "03.jpg",
+        "title": "Destroyer",
+        "artist": "KISS",
+        "album": "Destroyer",
+        "year": 1976,
+        "purchased_on": "2016-03-19",
+        "description": "",
+        "songs": ["God of Thunder"]
+    },
+    {
+        "id": 3,
+        "img": "02.jpg",
+        "title": "Battle Cry",
+        "artist": "Omen",
+        "album": "Battle Cry",
+        "year": 1984,
+        "purchased_on": "2016-03-12",
+        "description": "",
+        "songs": ["The Axeman"]
+    },
+    {
+        "id": 2,
+        "img": "01.jpg",
+        "title": "O.F.R.",
+        "artist": "Nitro",
+        "album": "O.F.R.",
+        "year": 1989,
+        "purchased_on": "2016-01-31",
+        "description": "",
+        "songs": ["Machine Gunn Eddie"]
+    },
+    {
+        "id": 1,
+        "img": "00.jpg",
+        "title": "Refuge Denied",
+        "artist": "Sanctuary",
+        "album": "Refuge Denied",
+        "year": 1987,
+        "purchased_on": "2016-01-24",
+        "description": "",
+        "songs": ["Battle Angels"]
+    }
+]