Changes for version 2.14
- Found and fixed a bug the core ellipsoid projection routine that was causing the unexpectedly inaccurate results in higher latitudes.
- Extensive performance improvements to OSTN02 data look up
- random_grid function now checks that the random grid position it selects is well inside the OSTN02 boundary
- parse_grid function will now parse a grid square name. For example "parse_grid('TA')" will return (500000,400000).
- Fixed various typos in Pod sections in all modules, and added more explanations in Background.pod