fixup! Allow for duplicate properties

test/references/test_with_properties_pre_1_7.txt

@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<testsuites tests="4" failures="0" errors="0"><testsuite name="Outer" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="0"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer" time="0.0"/><properties><property name="File" value="runtests.jl"/></properties></testsuite><testsuite name="Outer/Middle 1" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="1"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer/Middle 1" time="0.0"/><properties><property name="File" value="runtests.jl"/><property name="ID" value="1"/></properties></testsuite><testsuite name="Outer/Middle 2" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="2"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer/Middle 2" time="0.0"/><properties><property name="File" value="runtests.jl"/><property name="ID" value="2"/></properties></testsuite><testsuite name="Outer/Middle 2/Inner" tests="0" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="3"><properties><property name="File" value="runtests.jl"/><property name="ID" value="3"/><property name="AdditionalNest" value="true"/><property name="ID" value="2"/></properties></testsuite><testsuite name="Types" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="4"><testcase name="pass (info lost) (Test 1)" id="1" classname="Types" time="0.0"/><properties><property name="Float" value="0.5"/><property name="Int" value="1"/><property name="String" value="TextTests"/><property name="List" value="[&quot;1&quot;]"/><property name="Symbol" value="asymbol"/></properties></testsuite></testsuites>
+<testsuites tests="4" failures="0" errors="0"><testsuite name="Outer" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="0"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer" time="0.0"/><properties><property name="File" value="runtests.jl"/></properties></testsuite><testsuite name="Outer/Middle 1" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="1"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer/Middle 1" time="0.0"/><properties><property name="File" value="runtests.jl"/><property name="ID" value="1"/></properties></testsuite><testsuite name="Outer/Middle 2" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="2"><testcase name="pass (info lost) (Test 1)" id="1" classname="Outer/Middle 2" time="0.0"/><properties><property name="File" value="runtests.jl"/><property name="ID" value="2"/></properties></testsuite><testsuite name="Outer/Middle 2/Inner" tests="0" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="3"><properties><property name="File" value="runtests.jl"/><property name="ID" value="2"/><property name="ID" value="3"/><property name="AdditionalNest" value="true"/></properties></testsuite><testsuite name="Types" tests="1" failures="0" errors="0" time="0.0" timestamp="0" hostname="localhost" id="4"><testcase name="pass (info lost) (Test 1)" id="1" classname="Types" time="0.0"/><properties><property name="String" value="TextTests"/><property name="Int" value="1"/><property name="Float" value="0.5"/><property name="List" value="[&quot;1&quot;]"/><property name="Symbol" value="asymbol"/></properties></testsuite></testsuites>