OO-449 adjust IM tests in properties file, enable chat by default

olat.local.properties.sample

@@ -100,9 +100,5 @@ generate.index.at.startup=false
 
 # only set this if you do not want unit tests to be performed during the build
 skip.unit.tests=true
-# set to false if you do not require special fonts
-unpack.fonts=false
 # when running in eclipse use "INFO, syslog, A1", for production use "INFO, syslog"
 log.rootCategory = INFO, syslog, A1
-# if enabled then the IM Server must be running before OLAT is started!
-instantMessaging.enable=false

src/main/resources/serviceconfig/olat.properties

@@ -489,17 +489,12 @@ infinispan.jndi=
 infinispan.jndi.values=,java:jboss/infinispan/openolatha
 
 ########################################################################
-# Fonts for jsMath Formula Editor (part of html editor and wiki)
+# Instant Messaging / chat
 ########################################################################
-unpack.fonts.comment=set to false if you do not require special image fonts of to speed up development cycle (unpacking takes some time as the zip contains more than 20'000 files!)
-unpack.fonts=false
 
-########################################################################
-# Instant Messaging (optional)
-########################################################################
-
-# if enabled then the IM Server must be running before OLAT is started!
-instantMessaging.enable=false
+# As of 8.4 no external instant messaging server is needed. Configuration 
+# of the instant messaging / chat infrastructure is done in the admin GUI
+instantMessaging.enable=true
 
 #whether to display current course participant count in the course toolbox
 course.display.participants.count=true