updated semantics for manual response files.

defaults/main.yml

diff --git a/defaults/main.yml b/defaults/main.yml
index f31e2db..8c2713c 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -99,7 +99,7 @@
 apigee_postgresql_data_dir: '{{ apigee_installation_home }}/data/apigee-postgresql/pgdata'
 
 # Silent installation configuration file that is provided manually
-provided_response_file: ''
+manual_response_file: ''
 
 # Apigee validate config file path
 apigee_validate_config_file: '{{ opdk_installer_path }}/apigee-validate.conf'

tasks/update_cache.yml

diff --git a/tasks/update_cache.yml b/tasks/update_cache.yml
index a02b676..f6b1ec9 100644
--- a/tasks/update_cache.yml
+++ b/tasks/update_cache.yml
@@ -1,9 +1,9 @@
 ---
-- name: Update cache with provided_response_file if provided
+- name: Update cache with manual_response_file if provided
   cache:
-    key: 'provided_response_file'
-    value: '{{ provided_response_file }}'
-  when: provided_response_file is defined
+    key: 'manual_response_file'
+    value: '{{ manual_response_file }}'
+  when: manual_response_file is defined
 
 - name: Update cache with key and value
   cache: