gse2 bugfix: check also line length to determine if header line or not
Circumventing FutureWarning: comparison to `None` will result in an elementwise
object comparison in the future.
  assert None not in (f, ftol, xbounds, xtols)
documentation of Event and io methods
solved numpy DeprecationWarning: using a non-integer number instead of an integer will
result in an error in the future
  return c.reshape(shape)
Merge pull request #33 from HerrMuellerluedenscheid/uplink

gse2 bugfix: check also line length to determine if header line or not