v0.7.4

Tenet v0.7.4

Diff since v0.7.3

Merged pull requests:

• Fix evolve! function (#179) (@jofrevalles)
• Sort output of sites (#185) (@starsfordummies)
• fix error message for wrong set in inds() (#188) (@starsfordummies)

Closed issues:

• TensorNetwork.replace! raises UndefVarError: P not defined in Tenet v0.7.3 (#190)
• add possibility to merge() two Chains (or at least two Quantums ) (#193)