Implemented WCS 2.0 Scaling Extension Interface.
Implemented WCS 2.0 scaling extension in Coverage renderers.
Bug fixing related to scaling extension.
Updated autotest.
Fixing translate params function.
Updating autotest.
Merge pull request #269 from EOxServer/scaling-extension

WCS 2.0 scaling extension
Updated schemas for WCS CRS extension and WPS schema fix.
Added tests.
Added tests.
Updated missing merge in autotests regarding scaling extension.
Updating schemas
Updated autotest.
Merge branch 'master' into wps_10

Conflicts:
	autotest
Updated autotest.
Updating schemas
Updating schemas
Skipping one binary comparison test on travis.
Merge pull request #263 from EOxServer/wps_10

WPS 1.0 implementation
Adjusting version to 0.4 alpha.