updated readme

Author: Ben Jack

README.md

@@ -8,10 +8,11 @@ For information on how to get started visit: VIDEO URL GOES HERE
 Installation
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-  1. Download a built version of PhenakistoscopeJS from: https://github.com/CreativeCodingProjects/phenakistoscopeJS/releases/latest
-  2. if you don't already have a text editor get one (I recommend Atom as that is what I use in the videos)
-  3. install a development server such as atom-live-server
-  4. Watch the tutorial videos at: PLAYLIST URL GOES HERE
+  1. Download PhenakistoscopeJS.zip from: https://github.com/CreativeCodingProjects/phenakistoscopeJS/releases/latest
+  2. unzip it and the unzipped folder in a sensible place on your computer
+  3. if you don't already have a text editor get one (I recommend Atom as that is what I use in the videos)
+  4. install a development server such as atom-live-server
+  5. Watch the tutorial videos at: PLAYLIST URL GOES HERE
 
 Build from source
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