Version 1.1

New libraries are included:

• gpvulc_json - JSON serialization utility
  based on rapidjson
• gpvulc_time - Date/time management
  depending on boost date_time
• gpvulc_filesystem - File system management
  depending on boost filesystem

Version 1.0

These libraries are included:

• gpvulc_text - Text buffering, processing and parsing
• gpvulc_path - File/directory path management
• gpvulc_console - Console utility