suppress annoying message on sbt shutdown

Author: SethTisue

report/log4j.properties

@@ -185,7 +185,7 @@ rm -rf target-*/project-builds
 
 # report summary information (line counts, green project counts, ...?)
 cd report
-sbt -Dsbt.supershell=false -error "run ../dbuild-${DBUILDVERSION}/dbuild.out"
+sbt -Dsbt.supershell=false -Dlog4j.configurationFile=log4j.properties -error "run ../dbuild-${DBUILDVERSION}/dbuild.out"
 
 # we've captured $STATUS above, but in this version of the script, it isn't used,
 # instead the reporting stuff is in charge of calling sys.exit if it decides to