-Added history record manager as single entry for all database history transactions.

-Merged stream record manager into history record manager.
-Removed subject-based history database actions.
-Merged normalized history table into watch history fragment.
-Modified history fragments to use long click for delete actions.
-Refactored DAO operations from search fragment to record manager.
-Added index to search history table on search string.
-Fix baseplayer round repeat not detected by discontinuity.

app/src/main/res/values/strings.xml

@@ -229,6 +229,8 @@
     <string name="view">Play</string>
     <string name="create">Create</string>
     <string name="delete">Delete</string>
+    <string name="delete_one">Delete One</string>
+    <string name="delete_all">Delete All</string>
     <string name="checksum">Checksum</string>
 
     <!-- Fragment -->
@@ -307,6 +309,8 @@
     <string name="history_cleared">History cleared</string>
     <string name="item_deleted">Item deleted</string>
     <string name="delete_item_search_history">Do you want to delete this item from search history?</string>
+    <string name="delete_stream_history_prompt">Do you want to delete this item from watch history?</string>
+    <string name="delete_all_history_prompt">Are you sure you want to delete all items from history?</string>
     <string name="title_watch_history">Watch History</string>
     <string name="title_most_played">Most Played</string>