Added sourceID to boats in race.

-All boats in race will now have a sourceID.
-SourceID will be used in XML object for boat.

#story[778]

mock/src/main/resources/raceXML/bermuda_AC35.xml

@@ -4,36 +4,42 @@
             <name>ORACLE TEAM USA</name>
             <speed>20</speed>
             <abbr>USA</abbr>
+            <sourceID>121</sourceID>
             <colour>BLUEVIOLET</colour>
         </boat>
         <boat>
             <name>Land Rover BAR</name>
             <speed>30</speed>
             <abbr>GBR</abbr>
+            <sourceID>122</sourceID>
             <colour>BLACK</colour>
         </boat>
         <boat>
             <name>SoftBank Team Japan</name>
             <speed>25</speed>
             <abbr>JPN</abbr>
+            <sourceID>123</sourceID>
             <colour>RED</colour>
         </boat>
         <boat>
             <name>Groupama Team France</name>
             <speed>20</speed>
             <abbr>FRA</abbr>
+            <sourceID>124</sourceID>
             <colour>ORANGE</colour>
         </boat>
         <boat>
             <name>Artemis Racing</name>
             <speed>29</speed>
             <abbr>SWE</abbr>
+            <sourceID>125</sourceID>
             <colour>DARKOLIVEGREEN</colour>
         </boat>
         <boat>
             <name>Emirates Team New Zealand</name>
             <speed>62</speed>
             <abbr>NZL</abbr>
+            <sourceID>126</sourceID>
             <colour>LIMEGREEN</colour>
         </boat>
     </boats>