C#: Added verbatim strings
PowerShell ISE Theme

Created PowerShell ISE Theme

Changed ps.txt language so that OPTION:VARIABLE to CONSTANT switched
values to correct colors assigned to command switches so they no longer
matched variables.

Cleaned up tab spaces in ps.txt.
PowerShell ISE Theme - Additional Fixes

Fixed number and math symbol colors.
Merge pull request #181 from ITFiend/master

PowerShell ISE Theme
Merge pull request #180 from mixProtocol/csharp-verbatimstr1

C#: Add verbatim strings (like PowerShell's Here-String)
2.6.1
* Reduced loading times by lazily loading Tag Editor content, which was parsing all languages to populate the dropdown.
* Added more debug statements to log issues with loading resources and parsing languages.
Ukrainian translation. Fixed github links.