Make the output/tcp.toml template extendable
diff --git a/heka/files/toml/output/tcp.toml b/heka/files/toml/output/tcp.toml
index dee7fa0..c4115df 100644
--- a/heka/files/toml/output/tcp.toml
+++ b/heka/files/toml/output/tcp.toml
@@ -1,8 +1,12 @@
[{{ output_name }}_output]
type="TcpOutput"
+{% block address %}
address = "{{ output.host }}:{{ output.port }}"
+{% endblock %}
encoder = "ProtobufEncoder"
+{% block message_matcher %}
message_matcher = "{{ output.message_matcher }}"
+{% endblock %}
use_buffering = true
[{{ output_name }}_output.buffering]