Clean up code structure and add more organized folder structure.

R/Common/Legendre_Polynomial_Alternative.R

R/Competing_Statistics/Comp_Statistics.R

...mpeting_Statistics/Comp_Statistics_Powertests_d_equal_2.R

...eting_Statistics/Comp_Statistics_Powertests_d_greater_2.R

R/T_statistic/Critical_Values.R

R/T_statistic/Local_Bahadur_ARE.R

R/T_statistic/T_Statistic_GP.R

R/T_statistic/T_Statistic_GP_viaSphericalHarmonics.R

R/T_statistic/T_Statistic_Powertests.R

R/T_statistic/T_statistic_Functions.R

R/T_statistic/T_statistic_Runtimes.R

R/T_statistic/running_times_data.RData