BF: fix test for repr of int16 on opposite order

Test failing on big-endian because little-endian platforms printed out
'int16', big endian printed '<i2'.
BF: fixing script test error on windows

Backslashes from the filename in the test were confusing the regexp;
test filename for equality and the rest using regexp.
ENH Add read_scalars parameter to freesurfer.read_label() (used in PySurfer)
Merge remote-tracking branch 'upstream/master'