Add Unit Test for Handling Negative Hash Codes in Custom HashTable Implementation#2

Kalkwst wants to merge 5 commits intomasterKalkwst/C-Sharp:masterfrom

bug/issue-465-CoverageIssueforHashTableandTimSorterReducingOverallCodeCoverageKalkwst/C-Sharp:bug/issue-465-CoverageIssueforHashTableandTimSorterReducingOverallCodeCoverageCopy head branch name to clipboard