CodeSnip Old Code (SVN)

Added new TSortedObjectDictionary class along with associated unit tests.

Removed commented out code.

* Added private extension of TArray class, named TArrayEx that adds some further static methods that provide generic versions of some of the helper function in this unit.
* Removed most helper function and replaced with calls to TArrayEx methods.
* Replaced use of TStringDynArray and TIntegerDynArray with TArray<string> and TArray<Integer> respectively.

Added new TSortedObjectList class (that derives from TSortedList) to UContainers and updated unit tests to test the additional features added to the new class.

Added support to unit test project for checking for memory leaks when running under debugger.

* Merged code from TestUOrderedDictionary.pas and TestUOrderedList.pas into new TestUContainers.pas, deleted old units and updated unit test project files accordingly.
* Renamed TestTOrderedDictionary and TestTOrderedList test classes to TestTSortedDictionary and TestTSortedList respectively.

* Renamed TOrderedDictionary and TSortedDictionary and TOrderedList as TSortedList.
* Updated unit tests to use renamed classes.

* Added Items and ItemsByIndex properties to TOrderedDictionary.
* Re-implemented Keys and Values properties of TOrderedDictionary as enumerable collections and removed ValuesByIndex property.
* Added internal, public TKeyCollection, TKeyEnumerator, TValueCollection and TValueEnumerator classes to TOrderedDictionary.
* Updated TestUOrderedDictionary unit re changes and additions to TOrderedDictionary.
* Removed commented out code and implemented TODOs

* Added change notification events to TOrderedDictionary and TOrderedList.
* Added tests for these new events to unit tests.

* Copied TOrderedDictionary from UOrderedDictionary.pas to UContainers.pas.
* Deleted UOrderedDictionary.pas and removed from unit test project.
* Modified source files that referenced UOrderedDictionary.pas as required.