Added miscellaneous example/test rspecs for rspecv2

protogeni/test/bound-type-v2.rspec

+<?xml version="1.0" encoding="UTF-8"?>
+<rspec xmlns="http://www.protogeni.net/resources/rspec/2"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.protogeni.net/resources/rspec/2 http://www.protogeni.net/resources/rspec/2/request.xsd"
+       type="request" >
+  <node client_id="my-node"
+        exclusive="true">
+    <sliver_type name="raw-pc" />
+    <hardware_type name="pc850" />
+  </node>
+</rspec>

protogeni/test/shaped-v2.rspec

+<?xml version="1.0" encoding="UTF-8"?>
+<rspec xmlns="http://www.protogeni.net/resources/rspec/2"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.protogeni.net/resources/rspec/2
+http://www.protogeni.net/resources/rspec/2/request.xsd"
+       type="request">
+  <node client_id="left"
+        exclusive="true">
+    <sliver_type name="raw-pc" />
+    <interface client_id="left:if0" />
+  </node>
+  <node client_id="right"
+        exclusive="true">
+    <sliver_type name="raw-pc" />
+    <interface client_id="right:if0" />
+  </node>
+  <link client_id="center">
+    <interface_ref client_id="left:if0" />
+    <interface_ref client_id="right:if0" />
+    <!-- capacity is in kbps -->
+    <!-- latency is in ms -->
+    <!-- packet_loss is a proportion between 0 and 1 -->
+    <property source_id="left:if0" dest_id="right:if0" capacity="10000"
+	      latency="20" packet_loss="0.01" />
+    <property source_id="right:if0" dest_id="left:if0" capacity="2000"
+	      latency="50" packet_loss="0.0" />
+  </link>
+</rspec>

protogeni/test/shared-v2.rspec

+<?xml version="1.0" encoding="UTF-8"?>
+<rspec xmlns="http://www.protogeni.net/resources/rspec/2"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.protogeni.net/resources/rspec/2 http://www.protogeni.net/resources/rspec/2/request.xsd"
+       type="request" >
+  <node client_id="my-node"
+        exclusive="true">
+    <sliver_type name="emulab-openvz" />
+  </node>
+</rspec>

protogeni/test/sharedlink-v2.rspec

+<?xml version="1.0" encoding="UTF-8"?>
+<rspec xmlns="http://www.protogeni.net/resources/rspec/2"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.protogeni.net/resources/rspec/2
+http://www.protogeni.net/resources/rspec/2/request.xsd"
+       type="request">
+  <node client_id="left"
+        exclusive="false">
+    <sliver_type name="emulab-openvz" />
+    <interface client_id="left:if0" />
+  </node>
+  <node client_id="right"
+        exclusive="false">
+    <sliver_type name="emulab-openvz" />
+    <interface client_id="right:if0" />
+  </node>
+  <link client_id="center">
+    <interface_ref client_id="left:if0" />
+    <interface_ref client_id="right:if0" />
+  </link>
+</rspec>

protogeni/test/tuntest-v2.rspec

+<?xml version="1.0" encoding="UTF-8"?>
+<rspec xmlns="http://www.protogeni.net/resources/rspec/2"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xsi:schemaLocation="http://www.protogeni.net/resources/rspec/2
+http://www.protogeni.net/resources/rspec/2/request.xsd"
+       type="request">
+  <node client_id="left"
+        exclusive="true">
+    <sliver_type name="raw-pc" />
+    <interface client_id="left:if0">
+      <ip address="192.168.44.3" mask="255.255.255.0" type="ipv4"/>
+    </interface>
+  </node>
+  <node client_id="right"
+        exclusive="true">
+    <sliver_type name="raw-pc" />
+    <interface client_id="right:if0">
+      <ip address="192.168.44.7" mask="255.255.255.0" type="ipv4"/>
+    </interface>
+  </node>
+  <link client_id="center">
+    <link_type name="gre-tunnel" />
+    <interface_ref client_id="left:if0" />
+    <interface_ref client_id="right:if0" />
+  </link>
+</rspec>