TBD Adv. algorithms

[thsubaku9]

• Aho corasick
• Burst Sort

[thsubaku9]

Aho corasick under way (will be deployed as a class instead of fn)

[thsubaku9]

Bwt and iBwt needs to be done only after suffix order has been done

[thsubaku9]

Aho Corasick completed under PR #20

[thsubaku9]

Burst Sort completed under PR #23