Fixed php notices log messages.

Signed-off-by: D9ping <D9ping@users.noreply.github.com>

includes/functions.php

@@ -332,6 +332,7 @@ function DisplayTorProxyConfig(){
 					<button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>';
 	}
 
+	$arrConfig = array();
 	foreach( $return as $a ) {
 		if( $a[0] != "#" ) {
 			$arrLine = explode( " ",$a) ;

includes/system.php

@@ -35,6 +35,8 @@ function RPiVersion() {
     'a02082' => 'Pi 3 Model B',
     'a22082' => 'Pi 3 Model B'
   );
+
+  $cpuinfo_array = '';
   exec('cat /proc/cpuinfo', $cpuinfo_array);
   $rev = trim(array_pop(explode(':',array_pop(preg_grep("/^Revision/", $cpuinfo_array)))));
   if (array_key_exists($rev, $revisions)) {