NIMROD loading
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Merge pull request #54 from bblay/nimrod

NIMROD loading
Speed up test_cube_to_pp by switching to realistic_4d.
Avoid triggering deprecation message.
Minor readability improvements.
Update to cube summary for bounded scalar coords.
Doc updates for new scalar coord summary.
Tidy up test_ff and convert to much smaller n48 dataset.
Merge pull request #89 from esc24/doctest_fix

Change to cube summary for cubes with bounded scalar coords
Add copyright/licence header check... and missing header
Clarify generation of test data
Merge pull request #88 from rhattersley/fast_test_cube_to_pp

Speed-up & tidy test_cube_to_pp
Removal of test data dependency from test_iterate.py, plus tidy up of long lines.
Excluded dist and build dirs from header search and removed use of StandardError.
Merge pull request #1 from esc24/header_check

Exclude 'build' and 'dist' directories.
Tidy-up newlines
Merge pull request #91 from esc24/test_iterate_speedup

Removal of test data from test_iterate.py
Merge pull request #90 from rhattersley/header_check

Add copyright/licence header check
Remove test_trui, and cut the fat from test_uri_callback.py.
Allow GRIB loader to handle cross-references
Merge pull request #93 from rhattersley/grib_refs

Allow GRIB loader to handle cross-references