merge with master, demo27 became demo28

docs/README.md

@@ -1,5 +1,5 @@
 <p align="center">
-    <img alt="clippy the assistant" src="http://i60.tinypic.com/339pvtt.png">
+    <img alt="clippy the assistant" src="https://i.imgur.com/pwCV6L8.png">
 </p>
 
 <p align="center">
@@ -54,6 +54,10 @@ exporter.pack("My First Document");
 
 [@h4buli](https://github.com/h4buli)
 
+<p align="center">
+    <img alt="clippy the assistant" src="http://i60.tinypic.com/339pvtt.png">
+</p>
+
 ---
 
 Made with 💖

docs/usage/styling-with-js.md

@@ -20,6 +20,7 @@ const name = new TextRun("Name:")
     *   `.size(halfPts)`: Set the font size, measured in half-points
     *   `.font(name)`: Set the run's font
     *   `.style(name)`: Apply a named run style
+    *   `.characterSpacing(value)`: Set the character spacing adjustment (in TWIPs)
 *   For paragraph formatting:
     *   `.heading1()`, `.heading2()`, `.heading3()`, `.heading4()`, `.heading5()`, `.title()`: apply the appropriate style to the paragraph
     *   `.left()`, `.center()`, `.right()`, `.justified()`: set the paragraph's alignment