Add support for ordered dicts in keywords.
Merge branch 'develop' of github.com:AIFDR/inasafe into develop
Merge pull request #1331 from timlinux/develop

Fix #1330 - Extents to dataset not respected.
Merge pull request #1329 from cchristelis/develop

Add ordered dict support for keywords.
When opening the extents creation tool, remember the previously set extent and use it as default.
Merge pull request #1338 from timlinux/marquee_fixes

When opening the extents creation tool, remember the previously set extent and use it as default