Add Manopt.jl wrapper #1693

Job	Run time
test (Core, 1)	18m 49s
test (OptimizationBBO, 1)	10m 55s
test (OptimizationCMAEvolutionStrategy, 1)	10m 58s
test (OptimizationEvolutionary, 1)	10m 59s
test (OptimizationFlux, 1)	11m 30s
test (OptimizationGCMAES, 1)	10m 58s
test (OptimizationManopt, 1)	17m 28s
test (OptimizationMetaheuristics, 1)	11m 3s
test (OptimizationMOI, 1)	13m 21s
test (OptimizationMultistartOptimization, 1)	11m 45s
test (OptimizationNLopt, 1)	11m 2s
test (OptimizationNOMAD, 1)	11m 28s
test (OptimizationOptimJL, 1)	13m 4s
test (OptimizationOptimisers, 1)	15m 7s
test (OptimizationPRIMA, 1)	11m 33s
test (OptimizationQuadDIRECT, 1)	11m 30s
test (OptimizationSpeedMapping, 1)	11m 34s
test (OptimizationPolyalgorithms, 1)	11m 10s
	3h 44m 14s

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