Added SwapRoot gate to readme.

Added quantum teleportation algorithm.

Added Grover's algorithm.

Better invalid permutation error message.

Added some gate stitching algorithm tests.

Replaced hardcoded PermutationGates with generated ones.

Updated normalized global phase logic in Qubit and Register.

Added equals to Register and added better way to apply gates to regis…

…ters and qubits.

Added adjoint to Gate.

Use Hamcrest matchers.