What's new in Gerrit 2.8: Split secondary index info into bullets

Separate the text into bullets to make it a bit more consise and
easier to read.

Refer to Solr Cloud, rather than just Solr.

Change-Id: I52a4003a99f3f93fdebe698515e66dc7770fe383

presentations/gerrit-new-features-2.8/gerrit-new-features-2.8.txt

diff --git a/presentations/gerrit-new-features-2.8/gerrit-new-features-2.8.txt b/presentations/gerrit-new-features-2.8/gerrit-new-features-2.8.txt
index bcd0369..988058f 100644
--- a/presentations/gerrit-new-features-2.8/gerrit-new-features-2.8.txt
+++ b/presentations/gerrit-new-features-2.8/gerrit-new-features-2.8.txt
@@ -65,10 +65,11 @@
 The change search in Gerrit is now backed by a secondary index which can
 deliver results much faster than the database.
 
-Lucene and Solr indexes are supported.
+* Lucene and Solr Cloud indexes are supported
 
-In 2.8 the secondary index is optional, but from 2.9 it will be mandatory
-and the default will be Lucene.
+* In 2.8 the secondary index is optional
+
+* From 2.9 it will be mandatory; the default will be Lucene
 
 == New search operators