Version increased to 5.5.0

src/Makefile.housekeeping

 # Version number calculations 
 #
 VERSION_MAJOR	= 5
-VERSION_MINOR	= 3
-VERSION_PATCH	= 14
+VERSION_MINOR	= 5
+VERSION_PATCH	= 0
 EXTRAVERSION	=	
 MM_VERSION	= $(VERSION_MAJOR).$(VERSION_MINOR)
 VERSION		= $(MM_VERSION).$(VERSION_PATCH)$(EXTRAVERSION)