alpha-0.2.4

New Optimizers and Activations 🚀

What's Changed

• Fix image preprocessors and add single predict to nn by @neelthepatel8 in #20
• Tanh and leakyReLU activations added by @cwcoogan in #21
• Add Adam, RMSProp and SGDMomentum optimizers by @neelthepatel8 in #22
• Factor out loss functions to diferent classes by @neelthepatel8 in #23
• Add Initializers and factor out logic from layer to class by @neelthepatel8 in #24
• change leaky relu derivative and force change output layer to sigmoid… by @cwcoogan in #25

Full Changelog: alpha-0.2.3...alpha-0.2.4