ecs: add v8 alias to v1 implementation (#56) 

Merge pull request #55 from karenzone/bump-to-v.3.4.1 Bump to v.3.4.1

Added ecs_compatibility behavior The deafault value for 'source_ip_fieldname' is 'host' if ecs is disabled, '[host][ip]' otherwise. The dafult value of 'source_ip_fieldname' couldbe customized, in that case no ECS compatibilty renames is applied, is responsability of the user.

bump to version 3.3.4 

Work around memory issue with jruby/jruby#5148 (#39) on JRuby 9k, a read from the UDP socket will not truncate unused buffer space so we have to force it using String#s ensure the cloned string is UTF_8 encoded

bump to version 3.3.2 

set default_codec doc attribute 

update changelog for 3.3.0 

bump version to 3.2.1 

bump version to 3.2.0