Add an empty skeleton for a skip list implementation
The skip list's node struct
The skip list's struct
Add skip_list.c to list of C_SRC
Add a function returning randomly generated numbers in the range [1, max)
Add a file for testing the skip list
Add the skip list test program to the TEST_SRC list
Move the comment from the .c to .h file. Add a skip list initialization function
Begin writing a function to insert items into the skip list
Update the test function for the skip list