Get rid of _param:influxdb_password

This parameter and influxdb_stacklight_password are redundant and they
have to be set to the same value.
diff --git a/grafana/client/single.yml b/grafana/client/single.yml
index c36d4ff..1197ef3 100644
--- a/grafana/client/single.yml
+++ b/grafana/client/single.yml
@@ -18,6 +18,6 @@
           host: ${_param:grafana_influxdb_host}
           port: ${_param:influxdb_port}
           user: ${_param:influxdb_user}
-          password: ${_param:influxdb_password}
+          password: ${_param:influxdb_stacklight_password}
           database: ${_param:influxdb_database}
           is_default: true
diff --git a/heka/aggregator/cluster.yml b/heka/aggregator/cluster.yml
index 455dbb1..a345263 100644
--- a/heka/aggregator/cluster.yml
+++ b/heka/aggregator/cluster.yml
@@ -11,7 +11,7 @@
       influxdb_port: ${_param:influxdb_port}
       influxdb_database: ${_param:influxdb_database}
       influxdb_username: ${_param:influxdb_user}
-      influxdb_password: ${_param:influxdb_password}
+      influxdb_password: ${_param:influxdb_stacklight_password}
       nagios_host: ${_param:nagios_host}
       nagios_username: ${_param:nagios_username}
       nagios_password: ${_param:nagios_password}
diff --git a/heka/aggregator/single.yml b/heka/aggregator/single.yml
index 4b1c71f..4bef48c 100644
--- a/heka/aggregator/single.yml
+++ b/heka/aggregator/single.yml
@@ -11,7 +11,7 @@
       influxdb_port: ${_param:influxdb_port}
       influxdb_database: ${_param:influxdb_database}
       influxdb_username: ${_param:influxdb_user}
-      influxdb_password: ${_param:influxdb_password}
+      influxdb_password: ${_param:influxdb_stacklight_password}
       nagios_host: ${_param:nagios_host}
       nagios_username: ${_param:nagios_username}
       nagios_password: ${_param:nagios_password}
diff --git a/heka/remote_collector/cluster.yml b/heka/remote_collector/cluster.yml
index 7669bcf..a18c111 100644
--- a/heka/remote_collector/cluster.yml
+++ b/heka/remote_collector/cluster.yml
@@ -8,7 +8,7 @@
       influxdb_port: ${_param:influxdb_port}
       influxdb_database: ${_param:influxdb_database}
       influxdb_username: ${_param:influxdb_user}
-      influxdb_password: ${_param:influxdb_password}
+      influxdb_password: ${_param:influxdb_stacklight_password}
       aggregator_host: ${_param:heka_aggregator_host}
       aggregator_port: ${_param:aggregator_port}
       elasticsearch_host: ${_param:heka_elasticsearch_host}
diff --git a/heka/remote_collector/single.yml b/heka/remote_collector/single.yml
index 7b4050e..4b38afb 100644
--- a/heka/remote_collector/single.yml
+++ b/heka/remote_collector/single.yml
@@ -8,7 +8,7 @@
       influxdb_port: ${_param:influxdb_port}
       influxdb_database: ${_param:influxdb_database}
       influxdb_username: ${_param:influxdb_user}
-      influxdb_password: ${_param:influxdb_password}
+      influxdb_password: ${_param:influxdb_stacklight_password}
       aggregator_host: ${_param:heka_aggregator_host}
       aggregator_port: ${_param:aggregator_port}
       elasticsearch_host: ${_param:heka_elasticsearch_host}