hotfix: included latest TEI release

Fix for #172

fixed version number

fixed blockly toolbox

fixed typo

Default attribute usage now correctly omits @Usage. Fixes #120

Fixed more bugs introduced by showing ZAPped classes (#104), follow u…

…p to #113

Better handling for classpecs reverted to source. Fixes #90

adjusting month, which was counting from 0. Fixes #79

fixed blockly version. Refs #78