Tags beginning with a non alpha-numeric character are now disallowed.

Added !throws special tag which denotes a test case to be skipped when run with -e
(the idea being that the test case is expected to throw an exception which is not caught within a XXX_THROWS assertion).

include/internal/catch_runner_impl.hpp

@@ -88,23 +88,6 @@ namespace Catch {
             m_reporter->testGroupEnded( TestGroupStats( GroupInfo( testSpec, groupIndex, groupsCount ), totals, aborting() ) );
         }
 
-        Totals runMatching( std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount ) {
-
-            std::vector<TestCase> matchingTests = getRegistryHub().getTestCaseRegistry().getMatchingTestCases( testSpec );
-
-            Totals totals;
-
-            testGroupStarting( testSpec, groupIndex, groupsCount );
-
-            std::vector<TestCase>::const_iterator it = matchingTests.begin();
-            std::vector<TestCase>::const_iterator itEnd = matchingTests.end();
-            for(; it != itEnd; ++it )
-                totals += runTest( *it );
-
-            testGroupEnded( testSpec, totals, groupIndex, groupsCount );
-            return totals;
-        }
-
         Totals runTest( TestCase const& testCase ) {
             Totals prevTotals = m_totals;