diff --git a/examples/ex15.tmp b/examples/ex15.tmp
deleted file mode 100644
index c35214b..0000000
--- a/examples/ex15.tmp
+++ /dev/null
@@ -1,252 +0,0 @@
-graph {
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-// https://github.com/formatc1702/WireViz
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-	node [fillcolor="#FFFFFF" fontname=arial height=0 margin=0 shape=none style=filled width=0]
-	edge [fontname=arial style=bold]
-	edge [color="#FF66CC" headclip=false style=dashed tailclip=false]
-	X1:p1j:c -- X1:p5j:c [straight=straight]
-	X1:p5j:c -- X1:p7j:c [straight=straight]
-	edge [color="#FF0000" headclip=false style=dashed tailclip=false]
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-	edge [headclip=true style=bold tailclip=true]
-	X1 [label=<
-<table border="0" cellspacing="0" cellpadding="0">
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">X1</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">Molex KK 254</td>
-   <td balign="left">female</td>
-   <td balign="left">7-pin</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1">
-   <tr>
-    <td>GND</td>
-    <td  port="p1J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#FF66CC">&#11044;</FONT></td>
-    <td></td>
-    <td port="p1r">1</td>
-   </tr>
-   <tr>
-    <td>VCC</td>
-    <td></td>
-    <td  port="p2J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#FF0000">&#11044;</FONT></td>
-    <td port="p2r">2</td>
-   </tr>
-   <tr>
-    <td>RX</td>
-    <td></td>
-    <td></td>
-    <td port="p3r">3</td>
-   </tr>
-   <tr>
-    <td>TX</td>
-    <td></td>
-    <td></td>
-    <td port="p4r">4</td>
-   </tr>
-   <tr>
-    <td>GND</td>
-    <td  port="p5J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#FF66CC">&#11044;</FONT></td>
-    <td></td>
-    <td port="p5r">5</td>
-   </tr>
-   <tr>
-    <td>VCC</td>
-    <td></td>
-    <td  port="p6J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#FF0000">&#11044;</FONT></td>
-    <td port="p6r">6</td>
-   </tr>
-   <tr>
-    <td>GND</td>
-    <td  port="p7J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#FF66CC">&#11044;</FONT></td>
-    <td></td>
-    <td port="p7r">7</td>
-   </tr>
-  </table>
- </td></tr>
-</table>
-> fillcolor="#FFFFFF" shape=box style=filled]
-	edge [color="#000000" headclip=false style=dashed tailclip=false]
-	X2:p1j:c -- X2:p5j:c [straight=straight]
-	X2:p5j:c -- X2:p7j:c [straight=straight]
-	edge [color="#000000" headclip=false style=dashed tailclip=false]
-	X2:p2j:c -- X2:p6j:c [straight=straight]
-	edge [headclip=true style=bold tailclip=true]
-	X2 [label=<
-<table border="0" cellspacing="0" cellpadding="0">
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">X2</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">Molex KK 254</td>
-   <td balign="left">female</td>
-   <td balign="left">7-pin</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1">
-   <tr>
-    <td port="p1l">1</td>
-    <td>GND</td>
-    <td  port="p1J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#000000">&#11044;</FONT></td>
-    <td></td>
-   </tr>
-   <tr>
-    <td port="p2l">2</td>
-    <td>VCC</td>
-    <td></td>
-    <td  port="p2J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#000000">&#11044;</FONT></td>
-   </tr>
-   <tr>
-    <td port="p3l">3</td>
-    <td>RX</td>
-    <td></td>
-    <td></td>
-   </tr>
-   <tr>
-    <td port="p4l">4</td>
-    <td>TX</td>
-    <td></td>
-    <td></td>
-   </tr>
-   <tr>
-    <td port="p5l">5</td>
-    <td>GND</td>
-    <td  port="p5J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#000000">&#11044;</FONT></td>
-    <td></td>
-   </tr>
-   <tr>
-    <td port="p6l">6</td>
-    <td>VCC</td>
-    <td></td>
-    <td  port="p6J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#000000">&#11044;</FONT></td>
-   </tr>
-   <tr>
-    <td port="p7l">7</td>
-    <td>GND</td>
-    <td  port="p7J"><FONT FACE="Sans" POINT-SIZE="12.0" COLOR="#000000">&#11044;</FONT></td>
-    <td></td>
-   </tr>
-  </table>
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-	W1:w1:e -- X2:p1l:w
-	edge [color="#000000:#ff0000:#000000"]
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-	W1:w2:e -- X2:p2l:w
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-	X1:p3r:e -- W1:w3:w
-	W1:w3:e -- X2:p4l:w
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-	X1:p4r:e -- W1:w4:w
-	W1:w4:e -- X2:p3l:w
-	edge [color="#000000"]
-	X1:p1r:e -- W1:ws:w
-	W1 [label=<
-<table border="0" cellspacing="0" cellpadding="0">
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">W1</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellpadding="3" cellborder="1"><tr>
-   <td balign="left">Serial</td>
-   <td balign="left">4x</td>
-   <td balign="left">0.25 mm² (24 AWG)</td>
-   <td balign="left">+ S</td>
-   <td balign="left">0.2 m</td>
-  </tr></table>
- </td></tr>
- <tr><td>
-  <table border="0" cellspacing="0" cellborder="0">
-   <tr><td>&nbsp;</td></tr>
-   <tr>
-    <td>X1:1:GND</td>
-    <td>
-     1:BN
-    </td>
-    <td>X2:1:GND</td>
-   </tr>
-   <tr>
-    <td colspan="3" border="0" cellspacing="0" cellpadding="0" port="w1" height="6">
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-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#895956" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-     </table>
-    </td>
-   </tr>
-   <tr>
-    <td>X1:2:VCC</td>
-    <td>
-     2:RD
-    </td>
-    <td>X2:2:VCC</td>
-   </tr>
-   <tr>
-    <td colspan="3" border="0" cellspacing="0" cellpadding="0" port="w2" height="6">
-     <table cellspacing="0" cellborder="0" border="0">
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-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#ff0000" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-     </table>
-    </td>
-   </tr>
-   <tr>
-    <td>X1:3:RX</td>
-    <td>
-     3:OG
-    </td>
-    <td>X2:4:TX</td>
-   </tr>
-   <tr>
-    <td colspan="3" border="0" cellspacing="0" cellpadding="0" port="w3" height="6">
-     <table cellspacing="0" cellborder="0" border="0">
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#ff8000" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-     </table>
-    </td>
-   </tr>
-   <tr>
-    <td>X1:4:TX</td>
-    <td>
-     4:YE
-    </td>
-    <td>X2:3:RX</td>
-   </tr>
-   <tr>
-    <td colspan="3" border="0" cellspacing="0" cellpadding="0" port="w4" height="6">
-     <table cellspacing="0" cellborder="0" border="0">
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#ffff00" border="0"></td></tr>
-      <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0"></td></tr>
-     </table>
-    </td>
-   </tr>
-   <tr><td>&nbsp;</td></tr>
-   <tr>
-    <td>X1:1:GND</td>
-    <td>Shield</td>
-    <td><!-- s_out --></td>
-   </tr>
-   <tr><td colspan="3" cellpadding="0" height="2" bgcolor="#000000" border="0" port="ws"></td></tr>
-   <tr><td>&nbsp;</td></tr>
-  </table>
- </td></tr>
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-> fillcolor="#FFFFFF" shape=box style=filled]
-}