docs(example): Add simple example how to use Kittik API

.npmignore

@@ -25,6 +25,7 @@
 work
 build
 docs
+examples
 src
 test
 pids

examples/simple.js

@@ -0,0 +1,38 @@
+var Presentation = require('../lib/Presentation').Presentation;
+var COLORS = require('kittik-cursor').COLORS;
+
+Presentation
+  .create([[{
+    name: 'Text',
+    options: {
+      text: 'Hello there!',
+      background: COLORS.YELLOW,
+      foreground: COLORS.BLACK,
+      animation: {
+        name: 'print'
+      }
+    }
+  }], [{
+    name: 'Text',
+    options: {
+      text: 'You can combine different shapes in one slide',
+      background: COLORS.YELLOW,
+      foreground: COLORS.BLACK,
+      animation: {
+        name: 'print',
+        interval: 10
+      }
+    }
+  }, {
+    name: 'Rectangle',
+    options: {
+      text: 'You can write text in the center of the rectangle',
+      width: 100,
+      height: 5,
+      x: 10,
+      y: 50,
+      background: COLORS.BLUE,
+      foreground: COLORS.WHITE
+    }
+  }]])
+  .run();