Change Log for PSScriptTools

v2.14.0

Updated New-PSFormatXML to support Wide table formats (Issue #55)
Updated Test-ExpressionForm to better handle non-Windows platforms
Added Save-GitSetup to download the latest x64 version of git
Modified New-CustomFileName to support a new template element, %hour24 (Issue #57)
Added tv alias to Out-VerboseTee
Added ConvertTo-LexicalTimespan
Added ConvertFrom-LexicalTimespan
Updated manifest description
Updated help for Get-PowerShellEngine
Updated README.md