Moved import of `openFile()` in `table.py` to constructor to break circular import.
Moved import of `openFile()` in `table.py` to constructor to break circular import.

This is surely related with r2755 and r2766.


git-svn-id: 92c705c98a17f0f7623a131b3c42ed50fcde59b4@2806 1b98710c-d8ec-0310-ae81-f5f2bcd8cb94

tp199911/PyTables,mohamed-ali/PyTables,gdementen/PyTables,jennolsen84/PyTables,joonro/PyTables,tp199911/PyTables,avalentino/PyTables,tp199911/PyTables,rabernat/PyTables,jack-pappas/PyTables,rabernat/PyTables,dotsdl/PyTables,jennolsen84/PyTables,rdhyee/PyTables,cpcloud/PyTables,PyTables/PyTables,avalentino/PyTables,joonro/PyTables,jack-pappas/PyTables,FrancescAlted/PyTables,mohamed-ali/PyTables,mohamed-ali/PyTables,PyTables/PyTables,jennolsen84/PyTables,andreabedini/PyTables,jennolsen84/PyTables,andreabedini/PyTables,dotsdl/PyTables,cpcloud/PyTables,rdhyee/PyTables,gdementen/PyTables,jack-pappas/PyTables,rabernat/PyTables,tp199911/PyTables,rdhyee/PyTables,FrancescAlted/PyTables,jack-pappas/PyTables,jack-pappas/PyTables,rabernat/PyTables,avalentino/PyTables,andreabedini/PyTables,dotsdl/PyTables,mohamed-ali/PyTables,dotsdl/PyTables,cpcloud/PyTables,gdementen/PyTables,andreabedini/PyTables,cpcloud/PyTables,joonro/PyTables,joonro/PyTables,rdhyee/PyTables,gdementen/PyTables,PyTables/PyTables,FrancescAlted/PyTables