Added various tests on objects which were not tested so far
Added tests for Galois groups and Artin representations
Adding new import scripts for number fields.
refactored ec stats as a class
minor tidying up of ECstats class
fix minor typo in ec stats page
Merge pull request #187 from jwj61/master

Adding new import scripts for number fields.
Merge pull request #189 from JohnCremona/ec-refactor

Ec refactor
Merge pull request #181 from nmascot/Coverage

Coverage and tests
Adding utf8 comment to new testing files
Merge pull request #190 from jwj61/master

Adding utf8 comment to new testing files