add xml, xls, xlsx, and dump files to gitignore
add xml, xls, xlsx, and dump files to gitignore

pbprograms/gluedb,blackeaglejs/gluedb,pbprograms/gluedb,dchbx/gluedb,dchbx/gluedb,blackeaglejs/gluedb,dchbx/gluedb,pbprograms/gluedb,blackeaglejs/gluedb,blackeaglejs/gluedb,dchbx/gluedb,pbprograms/gluedb