Updated the import project download link

Author: PaulDaviesC

twitter-client-tutorial/_import_codelearn_project.html.md

@@ -4,7 +4,7 @@ In the previous level, we installed Codelearn Eclipse Plugin.
 
 Follow the steps below to import an Android project, which will be used by you for the rest of the challenge.
 
-1. <%= link_to "Download CodelearnTwitterChallenge Eclipe project", "/android-tutorial/#{@current.lesson_module.import_file}" %> and import it in Eclipse.
+1. <%= link_to "Download CodelearnTwitterChallenge Eclipe project", download_import_project_zip_path(@current.lesson_module.lesson.token, @current.lesson.token) %> and import it in Eclipse.
 
 2. From next lesson onwards you will be building your application on this imported project. So to run it from next lesson you can either choose to **[right click on CodelearnTwitterApp] -> Run As -> Android App Codelearn ** or simply hit the **Run button** on the top of Eclipse which will show the popup below. *Remember to choose 'Android App Codelearn' option as against 'Android Application'*. Now you can go to the next lesson.
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