Merge pull request #82 from severo/issue72

An ISO19139 metadata file can contain various Extent elements - Fix #72
Renamed rpm files to follow distribution naming rules
Updated rpm files to latest release
Merge pull request #83 from kalxas/master

Updated rpm files to latest release
update bad refs in docs
update release version
back to dev
fix install_requires blocker (#85)
push bugfix version
back to dev
Revert "fix install_requires blocker (#85)"

This reverts commit 14f5c8987f93e56a7ca438d68f3200024f3e42fe.
Add a MANIFEST.in file to include README, LICENSE, requirements, etc.

fixes #85
Merge pull request #86 from asascience-open/master

Include requirements in the PyPi package so it can be pip installed
allow CSW URLs to be requested as unicode or string
use basestring rather than complex conditional
Merge pull request #87 from rclark/allow-unicode-url

allow CSW URLs to be requested as unicode or string
Merge remote-tracking branch 'geopython/master' into issue72