Implement support for loading utf-16 XML.

Such XML is generated by software like jEveAssets's owned ships->fitting
export tool.

Without such detection, pyfa will go and try to import those as DNA
fits, with all the ensuing hilarity, thus the DNA import debug code as
well.

pyfa.py

@@ -78,6 +78,10 @@ if __name__ == "__main__":
         config.saveInRoot = True
     config.defPaths()
 
+    # Basic logging
+    import logging
+    logging.basicConfig()
+
     # Import everything
     import wx
     import os