Named the data size in the estimates file.

It works a lot better with 100Mb but I will check out 1G
Merge branch 'release/different_options' into develop
Merge branch 'develop' into feature/psmc_simulations
Simulation script
Merge branch 'feature/psmc_simulations' into feature/variable_migration_simulations
Merge branch 'hotfix/outfile_option_incorrect_in_variable_migration_model' into develop
Merge branch 'develop' into feature/simulation_study
Returning -inf instead of -1e18
Removed FIXME for something that was already fixed
Allow emission coalescence points to take a list of rates instead of a single rate, so you can specify a rate per interval.
Use the relevant coalescence rate per interval when computing the coalescence points in the PSMC model.
Use the relevant coalescence rate per interval when computing the coalescence points in the variable migration model.
Merge branch 'feature/simulation_study' into develop
Storing previously build CTMCs in a table.
Cache class
Merge branch 'feature/caching_CTMCs' into develop
Parallel isolation model
Parallel isolation with migration model
Parallel PSMC
Code clean up