v0.5.8

What's Changed

• Extract repeated code as Lrama::Grammar#scan_reference by @nobu in #151
• Remove unused method by @ydah in #153
• Add test case for #translated_printer_code by @ydah in #152
• Use named variable instead of val by @yui-knk in #154
• Improve an error message for ParseError by @ydah in #155
• Add a token definition by @ydah in #156
• Change -h option from a --header short option to a --help short option by @ydah in #157
• Use sh method defined by Rake to execute racc commmand by @yui-knk in #158
• v0.5.8 by @yui-knk in #159

Full Changelog: v0.5.7...v0.5.8