RESOLVED - issue PSP-9: Solve Hang problem in sendNotification method -
callHttp()  https://anyflow.atlassian.net/browse/PSP-9
RESOLVED - issue PSP-9: Solve Hang problem in sendNotification method -
callHttp()  https://anyflow.atlassian.net/browse/PSP-9
sendNotification parameter added : method (http / avro)