Replace inline template chunks with include

Move to single point of definition for the template parts by using
include instead of the inline content

lectures/revealjs/course-intro.adoc → lectures/revealjs/01-course-intro.adoc

 = IT1901 
 :customcss: slides.css
 :icons: font
+:includedir: revealjs/includes/
+:LECTURE_TOPIC: Course Introduction
+:LECTURE_NO: 1st lecture
+
+include::{includedir}header.adoc[]
 
-++++
-	<img id="main-logo" class="main-logo" src="images/template/main_logo_eng_no_text.png" width="300" alt="ntnu logo"/>
-++++
 
 [.smaller-80]
 - Velkommen til IT1901 Informatikk prosjektarbeid 1
@@ -140,39 +142,5 @@ Gruppekontrakt skal godkjennes av studentassistent, signeres av alle gruppemedle
 
 image::../images/lecture01/teamwork.png[canvas, size=contain]
 
-++++
- <div id="footer" class="footer">
- <div style="display:table-row;">
-     <span class="element" style="width:150px;">
-     	<a href="https://www.ntnu.no" target="_blank">
-     		<img 	id="footer-logo" class="footer-logo" 
-     				src="images/template/logo_ntnu.png" 
-     				alt="ntnu logo" height="28"/>
-     	</a>
-     </span>
-     <span class="element" style="width:300px;">| IT1901 </span>
-     <span class="element">| Course Introduction </span>
-     <span class="element">&nbsp;&nbsp;&nbsp;&nbsp;</span>
- 	</div>
-  </div> 
- 
- <div id="vertical-ntnu-name" class="vertical-ntnu-name">
- 	<span class="helper"></span>
- 	<img src="images/template/vertical-ntnu-name.jpg" alt="Norwegian University of Science and Technology" />
- </div>
- 
- <script type="text/javascript">
-     window.addEventListener("load", function() {
-         revealDiv = document.querySelector("body div.reveal")
-         footer = document.getElementById("footer");
-         revealDiv.appendChild(footer);
-         
-         titleSlideDiv = document.querySelector("div.slides section.title")
-         mainLogo = document.getElementById("main-logo");
-         titleSlideDiv.prepend(mainLogo);
-         
-         vertName =  document.getElementById("vertical-ntnu-name");
-         revealDiv.appendChild(vertName);
-     } );
- </script>
-++++
\ No newline at end of file
+
+include::{includedir}footer.adoc[]
\ No newline at end of file

lectures/revealjs/02-software-development.adoc

 = Software Development 
 :customcss: slides.css
 :icons: font
+:includedir: revealjs/includes/
+:LECTURE_TOPIC: Software Development
+:LECTURE_NO: 3rd Lecture
+
+include::{includedir}header.adoc[]
 
-++++
-	<img id="main-logo" class="main-logo" src="images/template/main_logo_eng_no_text.png" width="300" alt="ntnu logo"/>
-++++
 
 [.smaller-80][.center-paragraph]
 IT1901 Fall 2020 - 3rd Lecture
@@ -393,39 +395,5 @@ Automatisering av alt som fremmer kvalitet, men som tar tid, f.eks.
 
 image::../images/lecture02/doad.jpg[canvas, size=contain]
 
-++++
- <div id="footer" class="footer">
- 	<div style="display:table-row;">
-     <span class="element" style="width:150px;">
-     	<a href="https://www.ntnu.no" target="_blank">
-     		<img 	id="footer-logo" class="footer-logo" 
-     				src="images/template/logo_ntnu.png" 
-     				alt="ntnu logo" height="28"/>
-     	</a>
-     </span>
-     <span class="element" style="width:300px;">| IT1901 - 3rd lecture </span>
-     <span class="element">| Software Development </span>
-     <span class="element">&nbsp;&nbsp;&nbsp;&nbsp;</span>
-  </div>   
- </div>
- 
- <div id="vertical-ntnu-name" class="vertical-ntnu-name">
- 	<span class="helper"></span>
- 	<img src="images/template/vertical-ntnu-name.png" alt="Norwegian University of Science and Technology" />
- </div>
- 
- <script type="text/javascript">
-     window.addEventListener("load", function() {
-         revealDiv = document.querySelector("body div.reveal")
-         footer = document.getElementById("footer");
-         revealDiv.appendChild(footer);
-         
-         titleSlideDiv = document.querySelector("div.slides section.title")
-         mainLogo = document.getElementById("main-logo");
-         titleSlideDiv.prepend(mainLogo);
-         
-         vertName =  document.getElementById("vertical-ntnu-name");
-         revealDiv.appendChild(vertName);
-     } );
- </script>
-++++
\ No newline at end of file
+
+include::{includedir}footer.adoc[]
\ No newline at end of file