fix: preview display on pull page

Author: isc-pbarton

CHANGELOG.md

@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Popping from stash is more responsive (#687)
 - Favorites links for Git pages now works on recent IRIS versions (#734)
 - IDE editing of decomposed productions now properly handles adds and deletes (#643)
+- Pull page output now displays better when pull preview shows a lot of changes (#740)
 
 ### Fixed
 - Fixed error running Import All when Git settings file does not exist (#713)

csp/pull.csp

@@ -25,7 +25,7 @@
 	</server>
 </select>
 </pre>
-<pre id="preview" style="white-space: pre-wrap;">
+<pre id="preview" style="white-space: pre-wrap; max-height: 30%">
 </pre>
 <button id="execute" onclick="execute()" disabled="true">Pull and Load Changes</button>
 <pre id="pull" style="white-space: pre-wrap;">