Move espresso to src
Add new Makefile
temp - add gitignore
conflicting types for 'perror'
non-void function 'variable_list_init' should return a value
static declaration of 'compl_special_cases' follows non-static declaration
static declaration of 'compl_merge' follows non-static declaration
static declaration of 'compl_lift' follows non-static declaration
static declaration of 'compl_lift_onset' follows non-static declaration
static declaration of 'compl_lift_onset_complex' follows non-static declaration
static declaration of 'compl_d1merge' follows non-static declaration
static declaration of 'compl_cube' follows non-static declaration
static declaration of 'simp_comp_special_cases' follows non-static declaration
static declaration of 'simplify_special_cases' follows non-static declaration
non-void function 'foreach_output_function' should return a value
non-void function 'output_symbolic_constraints' should return a value
non-void function 'symbolic_hack_labels' should return a value
non-void function 'map_dcset' should return a value
static declaration of 'minimize' follows non-static declaration
non-void function 'generate_all_pairs' should return a value