LMS-1811 Removed stale test data.

...e/Annotations/Replica for MRC files/CINABrowserConfig.xml

...s/MRC for Thomas/test20090422_BacklashRef.mrc/browser.xml

.../MRC for Thomas/test20090422_BacklashRef.mrc/embedded.xml

.../MRC for Thomas/test20090422_BacklashRef.mrc/metadata.xml

...Thomas/test20090422_BacklashRef.mrc/metadata_24410055.xml

...RC for Thomas/test20090424_TrackAtZeroRef.mrc/browser.xml

...C for Thomas/test20090424_TrackAtZeroRef.mrc/embedded.xml

...C for Thomas/test20090424_TrackAtZeroRef.mrc/metadata.xml

...mas/test20090424_TrackAtZeroRef.mrc/metadata_24444135.xml

...dle/Annotations/Replica for MRC files/ReplicaMetadata.xml

.../Annotations/Replica for STEM files/CINABrowserConfig.xml

...le/Annotations/Replica for STEM files/ReplicaMetadata.xml

...plica for STEM files/STEM/stem_134588_1.imag/metadata.xml