libxo-0.1.3

• Add -I option to generate info data (xolint)
• Add release info to docs
• add -D and -I options for xolint
• add .Xr entries for all functions
• add docs link
• add man pages
• add xolint
• better decl of -I table
• catch mo' bugs (xolint)
• fix options
• update copyright
• update patch (keys)