Update log size limit to 1GB (#1374)
Update log size limit to 1GB (#1374)

https://issues.apache.org/jira/browse/BOOKKEEPER-833
ArvinDevel/incubator-pulsar,jai1/pulsar,nkurihar/pulsar,merlimat/pulsar,yahoo/pulsar,jai1/pulsar,nkurihar/pulsar,sschepens/pulsar,ArvinDevel/incubator-pulsar,saandrews/pulsar,nkurihar/pulsar,jai1/pulsar,sschepens/pulsar,sschepens/pulsar,yahoo/pulsar,saandrews/pulsar,saandrews/pulsar,ArvinDevel/incubator-pulsar,massakam/pulsar,yahoo/pulsar,merlimat/pulsar,saandrews/pulsar,nkurihar/pulsar,massakam/pulsar,merlimat/pulsar,nkurihar/pulsar,yahoo/pulsar,jai1/pulsar,nkurihar/pulsar,ArvinDevel/incubator-pulsar,jai1/pulsar,merlimat/pulsar,sschepens/pulsar,ArvinDevel/incubator-pulsar,yahoo/pulsar,massakam/pulsar,nkurihar/pulsar,jai1/pulsar,saandrews/pulsar,sschepens/pulsar,saandrews/pulsar,sschepens/pulsar,nkurihar/pulsar,jai1/pulsar,sschepens/pulsar,ArvinDevel/incubator-pulsar,sschepens/pulsar,nkurihar/pulsar,jai1/pulsar,massakam/pulsar,massakam/pulsar,saandrews/pulsar,ArvinDevel/incubator-pulsar,yahoo/pulsar,jai1/pulsar,ArvinDevel/incubator-pulsar,merlimat/pulsar,merlimat/pulsar,massakam/pulsar,saandrews/pulsar