before update for megam_play
Before updation

Conflicts:
	app/controllers/Logs.scala
	app/models/Predefs.scala
	build.sbt
	project/build.properties
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master'
logger bug
Merge remote-tracking branch 'rt/master'

Conflicts:
	conf/routes
Use a default logger. this shall be named as application-logger.xml.
Changes to support application-logger.xml, remove logback in sbt