Fix logInfo parameter
Remember logInfo parameter so that we do not log more than was it requested
Promote STRING_LITERAL_UNIT as lexeme
Remove non-needed use Config
Fix doc
--logstderr option
Tiny optimisation
Tiny optimisations
stack based version as per jeffreykegler
c2ast cc replacement example
v0.18

 [Jean-Damien Durand <jeandamiendurand@free.fr>]
 - c2ast cc replacement example
 - stack based version as per jeffreykegler
 - Tiny optimisations
 - Tiny optimisation
 - --logstderr option
 - Fix doc
 - Remove non-needed use Config
 - Promote STRING_LITERAL_UNIT as lexeme
 - Remember logInfo parameter so that we do not log more than was it
   requested
 - Fix logInfo parameter
 - Trying to fix Changes content, some dirty things will lay out forever it
   seems
Tiny optimization
Remove non-needed events
Remove useless commented block
Call log only when its level is ok
v0.19

 [Jean-Damien Durand <jeandamiendurand@free.fr>]
 - Call log only when its level is ok
 - Remove useless commented block
 - Remove non-needed events
 - Tiny optimization
Merge remote-tracking branch 'upstream/master'

Conflicts:
	lib/MarpaX/Languages/C/AST/Util/Data/Find.pm