Removing deprecated note from obspy.core.trace
do uploads of failed image test files directly during testing, including
imgur URLs directly in raised exception message
travis: use patched pyimgur version (for py2.6)
Merge pull request #822 from obspy/imgur_integration

Imgur integration inside image tests
obspy-runtests: added 20 slowest tests and more dependencies to report
XML
Merge branch 'master' into interpolating
Fixing a lot of spelling mistakes.

Thanks @QuLogic!