Add more notes to slides

defense/slides.md

@@ -15,7 +15,7 @@ Gandalf
 * Motivation
 * Research Questions
 * State of the literature/Literature: What does the scientific community know
-* Documentation: What is an edit filter and why was it introduced according to Wikipedia's/MediaWiki pages?
+* Documentation: What is an edit filter and why was it introduced according to Wikipedia's/MediaWiki pages/Wikipedia's community?
 * Data Analysis: Edit filters on English Wikipedia
 * Evaluation/Limitations
 * Open questions/Directions for future studies
@@ -55,7 +55,7 @@ number, etc.)?
 
 ## State of the Scientific Literature
 
-<img src="images/funnel-no-filters-new.png" alt="Funnel diagramm of all vandal fighting mechanisms (no filters)">
+<img src="images/funnel-no-filters-new.png" class="stretch" height="500" alt="Funnel diagramm of all vandal fighting mechanisms (no filters)">
 
 * One thing is ostentatiously missing: edit filters
 * TODO discuss mechanisms with the help of the summary table from Chapter 2
@@ -102,8 +102,8 @@ number, etc.)?
 
 These slides are licensed under the [CC BY-SA 4.0 License](https://creativecommons.org/licenses/by-sa/4.0/).
 
-![by](images/Cc-by_new_white.svg)
-![sa](images/Cc-sa_white.svg)
+![by](images/Cc-by_new_white.png)
+![sa](images/Cc-sa_white.png)
 
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