Remove unused and unmaintained xml file.

modules/gui/pymod/CMakeLists.txt

@@ -100,7 +100,6 @@ pymod(NAME gui CPP ${OST_GUI_PYMOD_SOURCES}
 
 set(PRESET_FILES
   scene/presets.xml
-  scene/loaders.xml
 )
 copy_if_different("${CMAKE_CURRENT_SOURCE_DIR}" "${STAGE_DIR}/share/openstructure/scene" 
                   "${PRESET_FILES}" "IMMUTABLE_FILES" _ost_gui)

modules/gui/pymod/scene/loaders.xml

-<!DOCTYPE EMDataInfo>
-<EMDataInfo>
- <GenericLoaders>
-  <GenericLoader ExtName="cif" Name="pdb.org (mmCIF)" 
-   Url="http://www.pdb.org/pdb/files/${ID}.cif.gz" Default="1" 
-   FileType="cif.gz"/>
-  <GenericLoader ExtName="pdbredo" Name="pdbredo" Url="http://www.cmbi.ru.nl/pdb_redo/ak/${ID}/${ID}_besttls.pdb" />
-  <GenericLoader ExtName="" Name="pdb.org" FileType="pdb.gz" Url="http://www.pdb.org/pdb/files/${ID}.pdb.gz"/>
-  <GenericLoader ExtName="emdb" Name="emdb" Url="ftp://emdb.rutgers.edu/structures/EMD-${ID}/map/emd_${ID}.map.gz" FileType="map.gz" Img="1"/>  
- </GenericLoaders>
-</EMDataInfo>