Test pretty printg of declarative tactics

Fix indentation in grafiteAstPp.ml and matitaEnginge.ml with ocp-indent

Add a comment and remove dead code in declarative.ml

Turn off automation weakenings

Generate new .depend files for ng_tactics, syntax_extensions

Add a function that prints a tactic term with the user defined notation
in applyTransformation

Add a function that pretty prints the tactics ASTs to a file while a
script is being parsed and executed