BUG: Index.delete doesnt preserve name and other attrs
TST: missing import of nose in test_tseries.py
Merge pull request #7302 from sinhrks/delete

BUG: Index.delete doesnt preserve name and other attrs
BUG: do not remove temporaries from eval/query scope
Merge pull request #7303 from cpcloud/eval-local-string-fix-7300

BUG: do not remove temporaries from eval/query scope
BUG: allow dup indexing with Float64Index
Merge pull request #7149 from cpcloud/float64index-dup-fix-7143

BUG: allow dup indexing with Float64Index
TST/ERR: raise a ValueError at runtime for incompatible versions of openpyxl

instead of warning at import time

add openpyxl 2.0.3 to trigger travis fails on import