updated documentation for new lcomp constant function

Conflicts:
	R/ss3sim_base.r
	man/change_bin.Rd
added robustification constant for length comps
Practice Run
updated documentation
incorporated function into ss3sim_base and run_ss3sim functions
updated testing code and added cases
fixed small bug for lcomp_constant was passed the wrong arguments
reran document()
small fix to testing code
fixed small bug, value cant be zero or ss3 fails
Add preliminary files towards more rigorous testing
Fix citation year
Edited get_results_scalar to include the total likelihood (NLL_total) and 7 likelihood components from the SS report file: catch, equilibrium catch, survey, length comp, age comp, recruitment, and forecast recruitment.
Fix issue #157 - case parsing broken on e.g. 1e-7
Merge pull request #158 from ss3sim/feature/change_lcomp_constant

Feature/change lcomp constant
Edit get_results_scalar authors; strip whitespace
Merge branch 'master' into feature/update_get_results
Merge branch 'feature/update_get_results'
Merge branch 'master' into feature/tests
Merge branch 'feature/tests'