Caller's Box Configurator

For contra dance callers who want to use the website The Caller's Box but with gender free terminology. On The Caller's Box Website, this plugin: * replaces “Men”/“Women” with either “Larks”/“Robins” or “Leads”/“Follows,” * replaces “gypsy” with “right shoulder round”/“left shoulder round” * replaces any figures containing the above words with appropriate alternates. It does not do the following things (so far. Pull requests welcome!): * Replace terms in notes or the glossary * Offer compatibility with The Caller's Extension from Paul Morris * Convert term names for search purposes