clear memory cache as well as disk cache from prefs, re-word interface accordingly (bug 257491)

camino/PreferencePanes/Navigation/English.lproj/Navigation.nib/info.nib

@@ -5,7 +5,7 @@
 	<key>IBDocumentLocation</key>
 	<string>140 56 522 320 0 0 1280 1002 </string>
 	<key>IBFramework Version</key>
-	<string>349.0</string>
+	<string>364.0</string>
 	<key>IBGroupedObjects</key>
 	<dict>
 		<key>5</key>
@@ -22,6 +22,6 @@
 		<integer>5</integer>
 	</array>
 	<key>IBSystem Version</key>
-	<string>7D24</string>
+	<string>7M34</string>
 </dict>
 </plist>

camino/PreferencePanes/Navigation/Navigation.mm

@@ -328,7 +328,7 @@ const int kDefaultExpireDays = 9;
 {
   nsCOMPtr<nsICacheService> cacheServ ( do_GetService("@mozilla.org/network/cache-service;1") );
   if ( cacheServ )
-    cacheServ->EvictEntries(nsICache::STORE_ON_DISK);
+    cacheServ->EvictEntries(nsICache::STORE_ANYWHERE);
 }
 
 //