when writing, use the .net member name if a serialized name was not provided
Revert "fixed exception when sending object over rtmp and there was no serializedname present for a property - now uses property name if serializedname is not present in class"

This reverts commit 61e867d7d12af50ac1f211c7c46ed78b86e98eee.
Merge branch 'master' of github.com:astralfoxy/rtmp-sharp