Initial work on classical hazard calculator
Merged from smlt
Merge branch 'master' into classical-hazard
Merge branch 'better-monitor' into classical-hazard
Added a LtProcessor class
Merged from smlt
Some refactoring
Fixed an IMT ordering bug
Ported all the hazard scenario tests
Merge branch 'scenario-tests' into classical-hazard
Given a sensible name to the exported hazard curves
Added a check on zero curves
Merged from classical-hazard