network: Convert Queue into a template class

src/network/wscript

@@ -51,7 +51,9 @@ def build(bld):
         'utils/pcap-file.cc',
         'utils/pcap-file-wrapper.cc',
         'utils/queue.cc',
+        'utils/queue-item.cc',
         'utils/queue-limits.cc',
+        'utils/net-device-queue-interface.cc',
         'utils/radiotap-header.cc',
         'utils/simple-channel.cc',
         'utils/simple-net-device.cc',
@@ -136,7 +138,9 @@ def build(bld):
         'utils/pcap-file-wrapper.h',
         'utils/generic-phy.h',
         'utils/queue.h',
+        'utils/queue-item.h',
         'utils/queue-limits.h',
+        'utils/net-device-queue-interface.h',
         'utils/radiotap-header.h',
         'utils/sequence-number.h',
         'utils/sgi-hashmap.h',