Merge pull request #1043 from pp-mo/esmpy_fix_2

Fix problem arising in ESMPy tests with numpy v1.7.
Fixed RPM typo in what's new page
Merge pull request #1046 from esc24/whatnew16_typo

Fixed RPM typo in what's new page
central longitude example
Merge pull request #1049 from marqh/central_long1.6

central longitude example
Compact Irid documentation reference sidebar.
Fixed issue with merge and combinations
moved tests to unit
coding standards fixes
More tests of triggering combinations
More side effect test changes. Ordering of slices in cubes has changed.
Returned to original ordering based
Merge pull request #1057 from bjlittle/doc_ref_sidebar

Doc ref sidebar
Merge pull request #1061 from esc24/merge_triple_fix

Fixed issue with time triple merging with realizations
Added masked version of iris.tests.IrisTest.assertArrayAllClose.