Add run_morpho_analyze and run_morpho_generate.
Add support for batch processing.
Rename the bindings morpho example.
Remove local #links in TXT. Also improve #links handling

in TeX Verbatim (where # can be written as \#, depending whether
verbatim or texttt is used).
Update documentation.

Document batch processing of run_tagger, add documentation about all
run_morpho_* commands.