see #548, different way to handle multiple sampint

this should just show an alternative possibility to handle multiple
sampling rates for obspy-scan.
fdsn: add tests for bulk waveform download
fdsn: work on bulk waveform requests
fix test with StringIO and check for "read" attribute even if input has
"__iter__" because of StringIO
fdsn: implement bulk requests using list of net/sta/loc/cha/t1/t2 lists
as input
docstring
Merge pull request #651 from obspy/fdsn_bulk

fdsn: bulk waveform requests
more debug info for current travis fails
Merge branch 'master' into scan_multiple_samplingrates
skipping zero length traces

they'll produce a runtime division error
fdsn: tests for direct output to file
obspy-scan test for multipe sampling rates

bugfix comparison function + test
pep8
Merge pull request #654 from mbyt/scan_multiple_samplingrates

obspy-scan: support for multiple samplingrates
next try fixing travis
cleaning up travis debug info
travis: print filenames for images uploaded to imgur
taper: add a decorator for backwards compatibility and plenty of
DeprecationWarnings (one about future default behavior from 0.10.0
onwards)
taper: tests for backwards compatibility
taper: add some more tests and except another possible usage case