Restore 'block' policy for Elasticsearch output
diff --git a/heka/files/toml/output/elasticsearch.toml b/heka/files/toml/output/elasticsearch.toml
index 531e9bc..4356e5e 100644
--- a/heka/files/toml/output/elasticsearch.toml
+++ b/heka/files/toml/output/elasticsearch.toml
@@ -10,4 +10,4 @@
 [{{ output_name }}_output.buffering]
 max_buffer_size = 1073741824
 max_file_size = 134217728
-full_action = "drop"
+full_action = "{{ output.full_action|default("block") }}"