from  Benoît Perrot  <benoit@lrde.epita.fr>

	Name sections.
	
	* src/inst/section: Add name attribute.
	* src/inst/text_section.hh, src/inst/data_section.hh:
	Default it to `.text' for text sections and `.data' for data sections.
	* src/inst/text_section.cc, src/inst/data_section.cc (print):
	Display name.