Put binary test datafiles in the git repository

.gitignore

tests/.gitignore

tests/Makefile.am

tests/dates/data_uav.xlsx

tests/dates/dseries_interact.mod

tests/decision_rules/example1.mod

tests/decision_rules/example1_results_dyn_432.mat

tests/decision_rules/third_order/FV_2011_policyfunctions.mat

...rd_order/comparison_policy_functions_dynare_mathematica.m

tests/deterministic_simulations/lola_data.mat

tests/deterministic_simulations/lola_solve_one_boundary.mod

tests/recursive/data_ca1_csv.csv

tests/recursive/data_ca1_xls.xlsx

tests/recursive/ls2003_bayesian_csv.mod

tests/recursive/ls2003_bayesian_xls.mod