[seiscomp, scanloc] Install, add .gitignore

etc/defaults/scsohlog.cfg

@@ -0,0 +1,12 @@
+# Defines the output file to be created at every timeout
+monitor.output.file = @LOGDIR@/server.xml
+
+# Defines the timeout interval in seconds. Every N seconds
+# the XML output file is generated.
+monitor.output.interval = 60
+
+# Defines an output script which is called after the output
+# file is generated to trigger file processing. The execution
+# of the script is blocking the application and thus the
+# script should not spend too much time with its operations.
+#monitor.output.script = ""