[All] Unified duplicate code
[WebServer] Add Mono.Options
[FastCgi] First test of the new Options code
[FastCgi] Improve type safety
[FastCgi] Cleaning code
[FastCgi] Whitespace fix
[FastCgi] Use TryParse and nullable types
[WebServer] Check wether string is null before splitting it
Merge pull request #20 from miniBill/options

Options