Add custom directive support to RequireJS backend
Add custom directive support to RequireJS backend

Additional parameter is added REGISTER-PRINT-HANDLER - :MODULE.
It is usefull when actual function implementation is loaded via RequireJS
too and contains URI for module containing functin :FUNCTION.
As javascript backend, implementation can be specified via :HANDLER argument.
To handle directive parameters :PARAMETER-CONVERTER must be used.

archimag/cl-closure-template,archimag/cl-closure-template,archimag/cl-closure-template,archimag/cl-closure-template