fix perl namespaces - move into NGCP::

Change-Id: I5c21abf195b766bfda3d9d371b4d0577007c1f5e

t/test-basic.pl

@@ -2,10 +2,10 @@
 
 use strict;
 use warnings;
-use Rtpengine::Test;
+use NGCP::Rtpengine::Test;
 use IO::Socket;
 
-my $r = Rtpengine::Test->new();
+my $r = NGCP::Rtpengine::Test->new();
 my ($a, $b) = $r->client_pair(
 	{sockdomain => &Socket::AF_INET},
 	{sockdomain => &Socket::AF_INET}

t/test-dtls.pl

@@ -2,9 +2,9 @@
 
 use strict;
 use warnings;
-use Rtpengine::Test;
+use NGCP::Rtpengine::Test;
 
-my $r = Rtpengine::Test->new();
+my $r = NGCP::Rtpengine::Test->new();
 my $a = $r->client(dtls => 1);
 my $b = $r->client();
 

t/test-ice.pl

@@ -2,9 +2,9 @@
 
 use strict;
 use warnings;
-use Rtpengine::Test;
+use NGCP::Rtpengine::Test;
 
-my $r = Rtpengine::Test->new();
+my $r = NGCP::Rtpengine::Test->new();
 my $a = $r->client(ice => 1);
 my $b = $r->client(sockdomain => &Socket::AF_INET);
 

t/test-unidirectional.pl

@@ -2,10 +2,10 @@
 
 use strict;
 use warnings;
-use Rtpengine::Test;
+use NGCP::Rtpengine::Test;
 use IO::Socket;
 
-my $r = Rtpengine::Test->new(host => '192.168.1.128');
+my $r = NGCP::Rtpengine::Test->new(host => '192.168.1.128');
 my ($a, $b) = $r->client_pair(
 	{sockdomain => &Socket::AF_INET},
 	{sockdomain => &Socket::AF_INET}

utils/ng-client

@@ -7,7 +7,7 @@ use warnings;
 use strict;
 use Getopt::Long;
 use Data::Dumper;
-use Rtpengine;
+use NGCP::Rtpengine;
 
 my %options = ('proxy-address' => 'localhost', 'proxy-port' => 2223);
 
@@ -99,7 +99,7 @@ elsif (defined($options{'sdp-file'})) {
 
 $options{verbose} and print Dumper \%packet;
 
-my $engine = Rtpengine->new($options{'proxy-address'}, $options{'proxy-port'});
+my $engine = NGCP::Rtpengine->new($options{'proxy-address'}, $options{'proxy-port'});
 my $resp = $engine->req(\%packet);
 
 #print Dumper $resp;