Ends for point tracks were not relative to genomeAnchor start.
Natural naming function did not handle pytables naming conventions correctly. Now have list and string version seperated in two functions (instead of using instanceof).
Possible optimization. From pytables docs: 'tables.parameters.ITERSEQ_MAX_ELEMENTS - The maximum number of iterator elements cached in data lookups.'
Merge branch 'pytables' of github.com:brynjagr/gtrackcore into pytables