start skip lists
add constructor methods for skiplist and string elements
write add method
move search to seperate method
write remove method
write contains method
remove listLength from SkipListOfStrings object
document fields, remove max length because it wasn't needed
comment end braces
add documentation
add main, debugging
fix trying to call .nexts on null. Java is garbage collecting stuff I still need
use clone of array, instead of deleting content in an important array
have remove method also clone array
final commit