refactored time statistic saving
clean up
testing
testing for set_time_increment
testing for set_time_range
allow unknown increment type
post rebase changes
Combine GRIB2 GDT 90 with bitmap data.
Clarify public status of iris.tests
Merge pull request #1469 from rhattersley/deprecation-tweak

Clarify status of iris.tests
review actions
Merge pull request #1468 from rhattersley/grib-integration

Combine GRIB2 GDT 90 with bitmap data.
Support for grib gdt5 saving.
Remove `basename` parameter from assertions.
Move/add integration test results.
review actions
Merge pull request #1472 from rhattersley/update-results

Move/add integration test results.
Merge pull request #1471 from rhattersley/remove-basename

Remove `basename` parameter from assertions.
Fail on missing results by default.
Update copyright on webpages to 2014