Switch to using DimCoord.from_regular
Use DimCoord.__new__ to construct object
PEP 8 iris.config
Add new ocean profile plot example.
Merge pull request #661 from rhattersley/pep8-iris.config

PEP 8 iris.config
PEP 8 iris.symbols
Merge pull request #662 from rhattersley/pep8-iris.symbols

PEP 8 iris.symbols
Merge pull request #653 from ajdawson/profile-example

Add new ocean profile plot example.
Merge pull request #642 from rhattersley/coord-factory

Switch to using DimCoord.from_regular
Update converter interface
Speed up coord addition during Cube construction