Fix exception throw in TryGetValue

[uselessgoddess]

Collections/csharp/Platform.Collections/Arrays/GenericArrayExtensions.cs

Line 47 in 9fdbd27

if (array != null && array.Length > index)

If index < 0 then throwed IndexOutOfRangeException from Array.operator[]
Check index > 0

[konard]

This method should not throw. It should return false if something failed.

[konard]

index >= 0 expression should be added in C# code.