Improvements to AJAX communications error handling.
Fix to journal-store.php for incorrect global variable names for "all"
journal files.
Added pages to display all indexes, journals, variables, and resources;
improved journal to be able to display any index using a journalType
parameter;
added legacy support in pointrel utility classes for previous use of
"resourceUUID" in indexes instead of "name";
updated index.html to point to new pages.
Added support in chat-indexed.html to specify index from a parameter.