revamps agenda

basics.html

@@ -66,9 +66,11 @@
           <section id="intro-agenda-1" data-markdown>
             ## agenda (today)
 
-            1.  intro and installation
-            1.  setup and local repositories
-            1.  remote repositories and collaboration
+            1.  motivation
+            1.  install and setup
+            1.  recording changes
+            1.  platforms and remotes
+            1.  collaboration
 
             note:
             - we have dynamic breaks, try at most 90 minutes without break