Added some crazy ideas for methods.
Even more crazy ideas.
Even more crazy ideas.
Merge branch 'experimental' of https://github.com/mdjastrzebski/CollectionToolkit into experimental

Conflicts:
	CollectionToolkit/CollectionToolkit/NSDictionary+CollectionToolkit.h
Naming changes, more implementations for filtering & mapping methods.
Added grouping methods. Restored unit tests.
Filled in many methods.
Added creation methods xxxWithNumberOfObjects:createdUsingBlock:/
Cleaned up design on grouping methods.
Renamed to ctk_* and documented filter blocks for array.
Renamed to ctk_* and documented filter blocks for immutable arrays, dictionaries and sets.
Merge branch 'experimental' of https://github.com/mdjastrzebski/CollectionToolkit into experimental
Splitting unified categories into multiple categories per class based on function: filtering, mapping, etc. Documenting methods.
Fixed build and unit tests.
New groups and documentation for base, creation methods.
Fixed build and unit tests.
Migration from experimental to development branch.