* symtab.h: Include minsyms.h.

	(prim_record_minimal_symbol, prim_record_minimal_symbol_full)
	(prim_record_minimal_symbol_and_info, msymbol_hash_iw)
	(msymbol_hash, SYMBOL_HASH_NEXT, msymbol_objfile)
	(lookup_minimal_symbol, lookup_minimal_symbol_text)
	(lookup_minimal_symbol_solib_trampoline)
	(lookup_minimal_symbol_by_pc_name, lookup_minimal_symbol_by_pc)
	(iterate_over_minimal_symbols, lookup_minimal_symbol_and_objfile)
	(lookup_minimal_symbol_by_pc_section)
	(lookup_solib_trampoline_symbol_by_pc)
	(init_minimal_symbol_collection)
	(make_cleanup_discard_minimal_symbols, install_minimal_symbols)
	(msymbols_sort): Move to minsyms.h.
	* objfiles.c (terminate_minimal_symbol_table): Move to minsyms.c.
	* minsyms.c (terminate_minimal_symbol_table): Move from
	objfiles.c.
	* minsyms.h: New file.