Bump RLVa version to 1.4.8, turn Prim Media Autoplay and Idle status tag settings off by default

Author: LiruMouse

indra/newview/app_settings/settings.xml

@@ -10551,7 +10551,7 @@ This should be as low as possible, but too low may break functionality</string>
       <key>Type</key>
       <string>Boolean</string>
       <key>Value</key>
-      <integer>1</integer>
+      <integer>0</integer>
     </map>
     <key>PerAccountSettingsFile</key>
     <map>

indra/newview/app_settings/settings_ascent.xml

@@ -266,7 +266,7 @@
 			<key>Type</key>
 			<string>Boolean</string>
 			<key>Value</key>
-			<integer>1</integer>
+			<integer>0</integer>
 		</map>
 		<key>AscentShowOthersTag</key>
 		<map>

indra/newview/rlvdefines.h

@@ -75,7 +75,7 @@ const S32 RLV_VERSION_BUILD = 0;
 // Implementation version
 const S32 RLVa_VERSION_MAJOR = 1;
 const S32 RLVa_VERSION_MINOR = 4;
-const S32 RLVa_VERSION_PATCH = 5;
+const S32 RLVa_VERSION_PATCH = 8;
 const S32 RLVa_VERSION_BUILD = 0;
 
 // Uncomment before a final release