Add an eq clasifier for Isomorphic
Classify equality of isomorphisms.

After    | File Name                             | Before
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0m16.14s | Category/Equality                     | 0m15.74s
0m10.42s | Comma/Duals                           | 0m09.83s
0m08.06s | Groupoid                              | 0m08.15s
0m07.92s | Comma/InducedFunctors                 | 0m08.05s
0m05.34s | Category/Morphisms                    | 0m05.08s
0m04.24s | Functor/Equality                      | 0m04.39s
0m04.20s | SumPreCategory                        | 0m04.18s
0m03.72s | Groupoid/Duals                        | 0m03.61s
0m03.30s | Groupoid/Functors                     | 0m03.36s
0m03.15s | UniversalProperties                   | 0m03.15s
0m02.52s | Grothendieck/ToSet                    | 0m02.52s
0m02.25s | Comma/CommaCategory                   | 0m02.30s
0m02.12s | BoolCategory                          | 0m02.08s
0m01.74s | NaturalTransformation/Equality        | 0m01.74s
0m01.73s | Category/Product                      | 0m01.76s
0m01.66s | NaturalTransformation/Duals           | 0m01.67s
0m01.53s | Hom                                   | 0m01.54s
0m01.32s | NaturalTransformation/Product         | 0m01.29s
0m01.24s | NaturalTransformation/Composition     | 0m01.22s
0m01.19s | Functor/Product                       | 0m01.16s
0m01.14s | NaturalTransformation/CompositionLaws | 0m01.15s
0m01.03s | NaturalTransformation/Isomorphisms    | 0m01.02s
0m00.95s | FunctorCategory/Morphisms             | 0m00.94s
0m00.74s | Cat/Morphisms                         | 0m00.77s
0m00.56s | InitialTerminalCategory               | 0m00.57s
0m00.45s | Common                                | 0m00.42s
0m00.44s | Functor/CompositionLaws               | 0m00.48s
0m00.36s | Comma/Projection                      | 0m00.38s
0m00.33s | Discrete/Duals                        | 0m00.31s
0m00.31s | IndiscreteCategory                    | 0m00.26s
0m00.30s | NaturalTransformation/Identity        | 0m00.26s
0m00.27s | Cat                                   | 0m00.31s
0m00.26s | FunctorCategory                       | 0m00.28s
0m00.26s | Adjoint/UnitCounit                    | 0m00.23s
0m00.25s | SetCategory                           | 0m00.25s
0m00.24s | Functor/Duals                         | 0m00.22s
0m00.22s | Category/Objects                      | 0m00.22s
0m00.22s | NatCategory                           | 0m00.22s
0m00.20s | Functor/Composition                   | 0m00.23s
0m00.19s | Category/Core                         | 0m00.17s
0m00.19s | IsGroupoid                            | 0m00.20s
0m00.15s | NaturalNumbersObject                  | 0m00.11s
0m00.14s | NatCategory/Duals                     | 0m00.12s
0m00.14s | Category/Duals                        | 0m00.11s
0m00.14s | NaturalTransformation/Core            | 0m00.18s
0m00.13s | ComputableCat                         | 0m00.13s
0m00.12s | NaturalTransformation                 | 0m00.10s
0m00.12s | DiscreteCategory                      | 0m00.10s
0m00.11s | Functor/Core                          | 0m00.11s
0m00.10s | Category/Category                     | 0m00.11s
0m00.10s | Functor                               | 0m00.11s
0m00.10s | Peano                                 | 0m00.11s
0m00.10s | Grothendieck                          | 0m00.10s
0m00.08s | Functor/Identity                      | 0m00.10s
0m00.08s | Utf8                                  | 0m00.08s
0m00.07s | Category/StrictCategory               | 0m00.07s
0m00.06s | NotationsUtf8                         | 0m00.05s
0m00.05s | Notations                             | 0m00.04s
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1m34.48s | Total                                 | 1m33.43s