Added testfiles for GeneralizedMorphismsCategory
Merge branch 'master' of https://github.com/sebasguts/CategoriesForHomalg

* 'master' of https://github.com/sebasguts/CategoriesForHomalg:
  New ToDo.
  Some changes in integer category.
  Integer category.
  Todos and examples.

Conflicts:
	examples/VectorSpaces.gi
Renamed: ProjectionInFactorWithGivenPullback -> ProjectionInFactorOfPullbackWithGivenPullback
Swapped arguments for InjectionOfCofactor
Swapped arguments for ProjectionInFactor
testfiles: equality for generalized morphisms
fixed Inverse and implemented HonestRepresentative
ToDoList for HonestRepresentative
Addition for generalized morphisms
Merge remote-tracking branch 'Sepp/master'

* Sepp/master:
  Addition for generalized morphisms
  ToDoList for HonestRepresentative
  fixed Inverse and implemented HonestRepresentative
  testfiles: equality for generalized morphisms
  Swapped arguments for ProjectionInFactor
  Swapped arguments for InjectionOfCofactor
  Renamed: ProjectionInFactorWithGivenPullback -> ProjectionInFactorOfPullbackWithGivenPullback
  Added testfiles for GeneralizedMorphismsCategory

Conflicts:
	examples/VectorSpaces.gi