Update {$mac}.cfg (#4430)

added option to enable / disable intercom and paging

resources/templates/provision/polycom/5.x/{$mac}.cfg

@@ -153,8 +153,7 @@
 		{/foreach}
 	/>
 	<MULTICAST_PAGING
-		ptt.pageMode.enable="0"
-		ptt.pageMode.displayName="INTERCOM"
+                ptt.pageMode.enable="{$polycom_page_enable}"
 	/>
 	<REMOTE_PACKET_CAPTURE
 		diags.pcap.enabled="0"
@@ -208,6 +207,7 @@
 		feature.audioVideoToggle.enabled="{$polycom_video_audio_toggle}"
 		msg.mwi.{$row.line_number}.callBackMode="contact"
 		msg.mwi.{$row.line_number}.callBack="{$voicemail_number}"
+		feature.intercom.enable="{$polycom_intercom_enable}"
 	/>
 	<SOFT_KEYS
 		softkey.1.label="VMTransfer"