wop[DO][arg] De Bruijn Patterns

Usage: wop[DO] len @ addr | value

• wopD len [@ addr] Write a De Bruijn Pattern of length 'len' at address 'addr'
• wopD* len [@ addr] Show wx command that creates a debruijn pattern of a specific length
• wopO value Finds the given value into a De Bruijn Pattern at current offset