Add in test for time channels. Refs #85.

Code/Mantid/DataHandling/src/LoadRaw.cpp

@@ -93,6 +93,7 @@ namespace DataHandling
       std::transform(v.begin(), v.end(), e.begin(), dblSqrt);
       // Populate the workspace. Loop starts from 1, hence i-1
       m_localWorkspace->setData(i-1, v, e);
+      m_localWorkspace->setX(i-1, timeChannelsVec);
       // NOTE: Raw numbers go straight into the workspace 
       //     - no account taken of bin widths/units etc.
     }

Code/Mantid/DataHandling/test/LoadRawTest.h

@@ -69,6 +69,8 @@ public:
     TS_ASSERT_EQUALS( output2D->dataY(999)[777], 9);
     // Check that the error on that value is correct
     TS_ASSERT_EQUALS( output2D->dataE(999)[777], 3);
+    // Check that the error on that value is correct
+    TS_ASSERT_EQUALS( output2D->dataX(999)[777], 554.1875);
     
     //----------------------------------------------------------------------
     // Tests taken from LoadInstrumentTest to check sub-algorithm is running properly