Addition of commands and details as well as some reordering to match -showusage output (nw)

docs/config.txt

@@ -350,12 +350,16 @@ Configuration options
 		- <mymame>.ini   (i.e. if MAME was renamed mame060.exe, MAME
 				  parses mame060.ini here)
 		- debug.ini      (if the debugger is enabled)
+		- <driver>.ini   (based on the source filename of the driver)
+		- vertical.ini   (for games with vertical monitor orientation)
+		- horizont.ini   (for games with horizontal monitor orientation)
+		- arcade.ini     (for games in source added with GAME() macro)
+		- console.ini    (for games in source added with CONS() macro)
+		- computer.ini   (for games in source added with COMP() macro)
+		- othersys.ini   (for games in source added with SYST() macro)
+		- vector.ini     (for vector games only)
 		- <parent>.ini   (for clones only, may be called recursively)
 		- <gamename>.ini
-                - vertical.ini   (for games with vertical monitor orientation)
-                - horizont.ini   (for games with horizontal monitor orientation)
-		- vector.ini     (for vector games only)
-		- <driver>.ini   (based on the source filename of the driver)
 
 
 	The settings in the later ini's override those in the earlier ini's.
@@ -376,6 +380,13 @@ Core search path options
 	The default is 'roms' (that is, a directory "roms" in the same directory
 	as the MAME executable).
 
+-hashpath <path>
+
+	Specifies a list of paths within which to find Software List HASH files.
+	Multiple paths can be specified by separating them with semicolons.
+	The default is 'hash' (that is, a directory "roms" in the same directory
+	as the MAME executable).
+
 -samplepath / -sp <path>
 
 	Specifies a list of paths within which to find sample files. Multiple
@@ -449,16 +460,6 @@ Core Output Directory Options
 	"nvram" in the same directory as the MAME executable). If this
 	directory does not exist, it will be automatically created.
 
--memcard_directory <path>
-
-	Specifies a single directory where memory card files are stored.
-	Memory card files store the contents of removable memory cards for
-	games which used this type of hardware. This data is read and written
-	under control of the user via the "Memory Card" menu in the user
-	interface. The default is 'memcard' (that is, a directory "memcard"
-	in the same directory as the MAME executable). If this directory does
-	not exist, it will be automatically created.
-
 -input_directory <path>
 
 	Specifies a single directory where input recording files are stored.
@@ -604,6 +605,12 @@ Core state/playback options
 	<viewname> can also be 'auto', which selects the first view with all
 	screens present. The default value is 'internal'.
 
+-[no]snapbilinear
+
+	Specify if the snapshot or movie should have bilinear filtering
+	applied.  Shutting this off can make a difference in some performance
+	while recording video to a file.  The default is ON (-snapbilinear).
+
 -statename <name>
 
 	Describes how MAME should store save state files, relative to the
@@ -1087,12 +1094,6 @@ Core input automatic enable options
 Debugging options
 -----------------
 
--[no]log
-
-	Creates a file called error.log which contains all of the internal
-	log messages generated by the MAME core and game drivers. The default
-	is OFF (-nolog).
-
 -[no]verbose / -[no]v
 
 	Displays internal diagnostic information. This information is very
@@ -1100,12 +1101,16 @@ Debugging options
 	reporting bugs, please run with mame -verbose and include the
 	resulting information. The default is OFF (-noverbose).
 
--[no]update_in_pause
+-[no]oslog
 
-	Enables updating of the main screen bitmap while the game is paused.
+	Output error.log data to the system debugger. The default is OFF
-	This means that the VIDEO_UPDATE callback will be called repeatedly
+	(-nooslog).
-	during pause, which can be useful for debugging. The default is OFF
+
-	(-noupdate_in_pause).
+-[no]log
+
+	Creates a file called error.log which contains all of the internal
+	log messages generated by the MAME core and game drivers. The default
+	is OFF (-nolog).
 
 -[no]debug
 
@@ -1118,16 +1123,36 @@ Debugging options
 	Specifies a file that contains a list of debugger commands to execute
 	immediately upon startup. The default is NULL (no commands).
 
--debug_internal
+-[no]update_in_pause
 
-        A special 'internal' debugger for debugging.  Activated when used along
+	Enables updating of the main screen bitmap while the game is paused.
-        with -debug.  The default if OFF (-nodebug_internal).
+	This means that the VIDEO_UPDATE callback will be called repeatedly
+	during pause, which can be useful for debugging. The default is OFF
+	(-noupdate_in_pause).
 
 
 
 Core misc options
 -----------------
 
+-[no]drc
+	Enable DRC cpu core if available.  The default is ON (-drc).
+
+-drc_use_c
+
+	Force DRC use the C code backend.  The default is OFF
+	(-nodrc_use_c).
+
+-drc_log_uml
+
+	Write DRC UML disassembly log.  The default is OFF
+        (-nodrc_log_uml).
+
+-drc_log_native
+
+	write DRC native disassembly log.  The default is OFF
+        (-nodrc_log_native).
+
 -bios <biosname>
 
 	Specifies the specific BIOS to use with the current game, for game