Add some more facts to Common about path_prod
Split up the various exponential laws

After    | File Name                             | Before
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6m25.66s | Total                                 | 6m11.71s
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  N/A    | ExponentialLaws                       | 0m32.51s
0m28.83s | Comma/Duals                           | 0m26.77s
0m26.18s | Grothendieck/PseudofunctorToCat       | 0m26.95s
0m23.52s | Category/Equality                     | 0m23.26s
0m22.83s | Adjoint/Hom                           | 0m23.43s
0m17.99s | ExponentialLaws/Law1/Law              |   N/A
0m17.80s | ExponentialLaws/Law4/Functors         |   N/A
0m17.75s | Pseudofunctor/Core                    | 0m17.60s
0m14.86s | Adjoint/UniversalMorphisms            | 0m14.09s
0m14.42s | Functor/Pointwise/Properties          | 0m13.34s
0m13.75s | Adjoint/Composition                   | 0m15.34s
0m13.70s | Adjoint/Duals                         | 0m14.79s
0m13.43s | Pseudofunctor/FromFunctor             | 0m14.22s
0m12.51s | Adjoint/UnitCounitCoercions           | 0m11.30s
0m10.56s | UniversalProperties                   | 0m10.94s
0m09.85s | Comma/InducedFunctors                 | 0m09.74s
0m07.70s | DualFunctor                           | 0m06.93s
0m07.20s | Groupoid                              | 0m07.46s
0m07.17s | Category/Morphisms                    | 0m07.34s
0m06.92s | Adjoint/Equality                      | 0m09.43s
0m05.50s | Adjoint/UnitCounit                    | 0m05.87s
0m04.82s | ExponentialLaws/Law2/Functors         |   N/A
0m04.75s | NaturalTransformation/Pointwise       | 0m04.19s
0m04.62s | Functor/Sum                           | 0m04.68s
0m04.25s | Functor/Equality                      | 0m04.52s
0m04.24s | Groupoid/Duals                        | 0m04.20s
0m03.87s | Functor/Attributes                    | 0m03.91s
0m03.62s | Functor/Product/ProductFunctor        | 0m04.66s
0m03.54s | Groupoid/Functors                     | 0m03.29s
0m03.49s | Subcategory/SigmaMorphisms            | 0m03.48s
0m03.42s | Category/Sum                          | 0m03.47s
0m02.86s | Grothendieck/ToSet                    | 0m02.66s
0m02.70s | Comma/CommaCategory                   | 0m02.73s
0m02.59s | ExponentialLaws/Law2/Law              |   N/A
0m02.31s | BoolCategory                          | 0m02.32s
0m02.28s | NaturalTransformation/Product         | 0m01.90s
0m02.26s | Subcategory/Sigma                     | 0m02.20s
0m02.22s | NaturalTransformation/Isomorphisms    | 0m02.20s
0m02.02s | NaturalTransformation/Equality        | 0m01.94s
0m01.98s | Hom                                   | 0m02.75s
0m01.94s | NaturalTransformation/CompositionLaws | 0m01.87s
0m01.88s | NaturalTransformation/Duals           | 0m01.85s
0m01.84s | Category/Product                      | 0m01.92s
0m01.82s | ExponentialLaws/Law  N/A              |   N/A
0m01.75s | FunctorCategory/Morphisms             | 0m01.77s
0m01.58s | Functor/Product                       | 0m01.48s
0m01.38s | NaturalTransformation/Composition     | 0m01.26s
0m01.31s | Functor/Pointwise                     | 0m01.26s
0m01.25s | ExponentialLaws/Law1/Functors         |   N/A
0m01.14s | Subcategory/SigmaObjects              | 0m01.18s
0m00.94s | Comma/Projection                      | 0m00.94s
0m00.82s | CategoryOfSections                    | 0m00.80s
0m00.75s | InitialTerminalCategory               | 0m00.80s
0m00.71s | Subcategory/Wide                      | 0m00.67s
0m00.59s | ExponentialLaws/Law3/Functors         |   N/A
0m00.54s | FunctorCategory/Functorial            | 0m00.47s
0m00.54s | Common                                | 0m00.58s
0m00.50s | Functor/CompositionLaws               | 0m00.45s
0m00.48s | NaturalTransformation/Sum             | 0m00.52s
0m00.45s | IndiscreteCategory                    | 0m00.31s
0m00.43s | ExponentialLaws/Law3/Law              |   N/A
0m00.42s | Cat/Morphisms                         | 0m00.28s
0m00.42s | Cat                                   | 0m00.42s
0m00.36s | Discrete/Duals                        | 0m00.31s
0m00.34s | SetCategory                           | 0m00.31s
0m00.33s | ExponentialLaws/Law4/Law              |   N/A
0m00.33s | IsGroupoid                            | 0m00.31s
0m00.29s | NaturalTransformation/Identity        | 0m00.27s
0m00.28s | FunctorCategory                       | 0m00.26s
0m00.26s | Category/Objects                      | 0m00.30s
0m00.26s | Grothendieck/ToCat                    | 0m00.23s
0m00.25s | Functor/Duals                         | 0m00.27s
0m00.24s | ExponentialLaws/Law1                  |   N/A
0m00.24s | DependentProduct                      | 0m00.19s
0m00.23s | Functor/Composition                   | 0m00.23s
0m00.22s | NatCategory                           | 0m00.17s
0m00.22s | Adjoint/Identity                      | 0m00.20s
0m00.20s | Category/Core                         | 0m00.16s
0m00.20s | Adjoint                               | 0m00.18s
0m00.18s | ExponentialLaws/Law4                  |   N/A
0m00.18s | NaturalNumbersObject                  | 0m00.18s
0m00.17s | ExponentialLaws/Law3                  |   N/A
0m00.17s | ExponentialLaws/Law2                  |   N/A
0m00.17s | NaturalTransformation/Core            | 0m00.20s
0m00.17s | ComputableCat                         | 0m00.14s
0m00.16s | Category/Duals                        | 0m00.14s
0m00.14s | Coq/Logic/Decidable                   | 0m00.14s
0m00.14s | Category/UnivalentCategory            | 0m00.10s
0m00.14s | Pseudofunctor                         | 0m00.16s
0m00.14s | NatCategory/Duals                     | 0m00.16s
0m00.14s | Coq/Arith/Compare_dec                 | 0m00.12s
0m00.13s | Functor/Core                          | 0m00.12s
0m00.13s | Grothendieck                          | 0m00.10s
0m00.12s | NaturalTransformation                 | 0m00.09s
0m00.12s | Coq/Arith/Plus                        | 0m00.16s
0m00.12s | Peano                                 | 0m00.11s
0m00.11s | Coq/Arith/Gt                          | 0m00.10s
0m00.11s | Coq/Arith/Lt                          | 0m00.12s
0m00.10s | Category                              | 0m00.09s
0m00.10s | Functor/Identity                      | 0m00.11s
0m00.09s | Category/StrictCategory               | 0m00.09s
0m00.09s | Functor                               | 0m00.13s
0m00.09s | Subcategory/Full                      | 0m00.09s
0m00.09s | DiscreteCategory                      | 0m00.10s
0m00.09s | Utf8                                  | 0m00.09s
0m00.07s | Subcategory                           | 0m00.09s
0m00.07s | NotationsUtf8                         | 0m00.04s
0m00.06s | Coq/Arith/Le                          | 0m00.05s
0m00.04s | Notations                             | 0m00.06s
Add back ExponentialLaws to makefile