Implemented parse_words_file and generate_random

Program now ready for UI typing test to be implemented.
Updated Makefile to reflect changes in project.
Created debugger.c to more easily work on utilities.

utilities.h

@@ -5,10 +5,15 @@
 #define SUCCESS 1
 #define FAILURE 0
 
+typedef struct {
+    int length;
+    char *text;
+} Word;
+
 typedef struct {
     int number_of_words;
-    char words[];
+    Word *words;
 } Word_array;
 
-int generate_words(int num_words, Word_array *words, char *to_return);
+int generate_words(int num_words, Word_array *words, Word_array *to_return);
 int parse_words_file(FILE *words_file, Word_array *words);