Add proxy start time (#920)

* Updates pbcore_xpath_helpers.rb
* Updates pbcore_xpath_helpers.rb
* Adds proxy start time to update ingester

config/batch_ingest.yml

@@ -84,6 +84,7 @@ ingest_types:
           - playlist_group
           - playlist_order
           - organization
+          - proxy_start_time
   aapb_csv_reader_4:
     label: "AAPB CSV Asset Multivalue Attribute Addition Ingester"
     reader: "AAPB::BatchIngest::CSVReader"

spec/support/pbcore_xpath_helpers.rb

@@ -82,6 +82,7 @@ def xpath_presets
         supplemental_material:          '//pbcoreAnnotation[@annotationType="Supplemental Material"]',
         transcript_url:                 '//pbcoreAnnotation[@annotationType="Transcript URL"]',
         transcript_source:              '//pbcoreAnnotation[@annotationType="Transcript Source"]',
+        proxy_start_time:               '//pbcoreAnnotation[@annotationType="Proxy Start Time"]',
         rights_summary:                 '//pbcoreRightsSummary/rightsSummary',
         rights_link:                    '//pbcoreRightsSummary/rightsLink',
         local_identifier:               '//pbcoreIdentifier[@source="Local Identifier"]',
@@ -190,6 +191,7 @@ def annotations_without_type
                    values_from_xpath(:outside_url) +
                    values_from_xpath(:special_collections) +
                    values_from_xpath(:transcript_status) +
+                   values_from_xpath(:proxy_start_time) +
                    values_from_xpath(:licensing_info) +
                    values_from_xpath(:playlist_group) +
                    values_from_xpath(:playlist_order) +