Move initGracefulShutdown before objectLayer initialization (#2468)
Move initGracefulShutdown before objectLayer initialization (#2468)


fwessels/minio,luomeiqin/minio,aead/minio,dvstate/minio,NitishT/minio,abperiasamy/minio,abperiasamy/minio,minio/minio,dutchcoders/minio,harshavardhana/minio,rushenn/minio,krishnasrinivas/minio,harshavardhana/minio,aead/minio,fwessels/minio,harshavardhana/minio,rushenn/minio,krishnasrinivas/minio,jimjag/minio,rushenn/minio,fwessels/minio,donatello/minio,jimjag/minio,krishnasrinivas/minio-daily,krisis/minio,minio/minio,balamurugana/minio,vadmeste/minio,dvstate/minio,brendanashworth/minio,donatello/minio,aead/minio,abperiasamy/minio,hackintoshrao/minio,balamurugana/minio,NitishT/minio,luomeiqin/minio,krisis/minio,harshavardhana/minio,aead/minio,dvstate/minio,NitishT/minio,dvstate/minio,krishnasrinivas/minio,krishnasrinivas/minio,brendanashworth/minio,NitishT/minio,brendanashworth/minio,aead/minio,dutchcoders/minio,harshavardhana/minio,jimjag/minio,koolhead17/minio,krishnasrinivas/minio-daily,alexellis/minio,aead/minio,hackintoshrao/minio,aead/minio,fwessels/minio,harshavardhana/minio,mf-00/newgo,koolhead17/minio,harshavardhana/minio,dutchcoders/minio,luomeiqin/minio,vadmeste/minio,abperiasamy/minio,rushenn/minio,brendanashworth/minio,aead/minio,hackintoshrao/minio,luomeiqin/minio,mf-00/newgo,hackintoshrao/minio,jimjag/minio,alexellis/minio,harshavardhana/minio,dutchcoders/minio