BF: median otsu test was failing at 32 bit buildbots
Merge pull request #291 from Garyfallidis/fix_buildbot_fail_median_otsu_test

BF: median otsu test was failing at 32 bit buildbots
Merge pull request #292 from arokem/bago-streamline-tools

Bago streamline tools
DOC: Started generating 0.7 release notes.
One more PR.