Update thesis' title.

[Nikoleta-v3]

Potential titles:

• A meta analysis of tournaments, a multidimensional optimisation of memory-one strategies, and a supervised and unsupervised machine learning investigation of strategies.

• A meta analysis, multidimensional optimisation and supervised and unsupervised machine learning approach.

[drvinceknight]

What about:

• A meta analysis, multidimensional optimisation and machine learning approach.