Clean up some menu options and consistency.

Fixes cases where the & is already used, uses title case consistently, and moves a couple options around to make the menu shorter and more organized so related options are near each other.

Here's a diff since it's in Unicode:

```
--- ppsspp.rc.orig      Thu May 02 00:16:47 2013
+++ ppsspp.rc.new       Thu May 02 00:16:37 2013
@@ -321,12 +321,12 @@
     POPUP "&File"
     BEGIN
         MENUITEM "&Open...",                    ID_FILE_LOAD
-        MENUITEM "&Open from MS:/PSP/GAME...",  ID_FILE_LOAD_MEMSTICK
+        MENUITEM "O&pen From MS:/PSP/GAME...",  ID_FILE_LOAD_MEMSTICK
         MENUITEM SEPARATOR
         MENUITEM "Open &Memory Stick",          ID_FILE_MEMSTICK
         MENUITEM SEPARATOR
-        MENUITEM "Quickload state\tF4",         ID_FILE_QUICKLOADSTATE
-        MENUITEM "Quicksave state\tF2",         ID_FILE_QUICKSAVESTATE
+        MENUITEM "Quickload State\tF4",         ID_FILE_QUICKLOADSTATE
+        MENUITEM "Quicksave State\tF2",         ID_FILE_QUICKSAVESTATE
         MENUITEM "&Load State File...",         ID_FILE_LOADSTATEFILE
         MENUITEM "&Save State File...",         ID_FILE_SAVESTATEFILE
         MENUITEM SEPARATOR
@@ -340,7 +340,7 @@
         MENUITEM SEPARATOR
         MENUITEM "R&eset",                      ID_EMULATION_RESET
         MENUITEM SEPARATOR
-        MENUITEM "&Run on load",                ID_EMULATION_RUNONLOAD
+        MENUITEM "Run on &Load",                ID_EMULATION_RUNONLOAD
         MENUITEM SEPARATOR
         MENUITEM "Sound",                       ID_EMULATION_SOUND, CHECKED
         MENUITEM SEPARATOR
@@ -353,7 +353,7 @@
         MENUITEM "&Save Map File...",           ID_DEBUG_SAVEMAPFILE
         MENUITEM "&Reset Symbol Table",         ID_DEBUG_RESETSYMBOLTABLE
         MENUITEM SEPARATOR
-        MENUITEM "D&ump next frame to log",     ID_DEBUG_DUMPNEXTFRAME
+        MENUITEM "D&ump Next Frame to Log",     ID_DEBUG_DUMPNEXTFRAME
         MENUITEM SEPARATOR
         MENUITEM "&Disassembly\tCtrl+D",        ID_DEBUG_DISASSEMBLY
         MENUITEM "&Log Console\tCtrl+L",        ID_DEBUG_LOG
@@ -363,38 +363,40 @@
     BEGIN
         MENUITEM "&Controls",                   ID_OPTIONS_CONTROLS
         MENUITEM SEPARATOR
+               POPUP "&Render Resolution"
+               BEGIN
+            MENUITEM "&1x Render Resolution\tCtrl+1", ID_OPTIONS_SCREEN1X
+            MENUITEM "&2x Render Resolution\tCtrl+2", ID_OPTIONS_SCREEN2X
+            MENUITEM "&3x Render Resolution\tCtrl+3", ID_OPTIONS_SCREEN3X
+            MENUITEM "&4x Render Resolution\tCtrl+4", ID_OPTIONS_SCREEN4X
+               END
         MENUITEM "&Toggle Full Screen\tF12",    ID_OPTIONS_FULLSCREEN
-        MENUITEM "&Stretch to display",         ID_OPTIONS_STRETCHDISPLAY
+        MENUITEM "&Stretch to Display",         ID_OPTIONS_STRETCHDISPLAY
         MENUITEM "&Buffered Rendering\tF5",     ID_OPTIONS_BUFFEREDRENDERING
         MENUITEM "&Hardware Transform\tF6",     ID_OPTIONS_HARDWARETRANSFORM
         MENUITEM "&Vertex Cache",               ID_OPTIONS_VERTEXCACHE
+        MENUITEM "&Use VBO (experimental)",     ID_OPTIONS_USEVBO
+        MENUITEM "&Frame Skipping",             ID_OPTIONS_FRAMESKIP
         MENUITEM "&Linear Filtering",           ID_OPTIONS_LINEARFILTERING
+        MENUITEM "Simple &2x SSAA",             ID_OPTIONS_SIMPLE2XSSAA
         MENUITEM "&MipMapping",                 ID_OPTIONS_MIPMAP
-        MENUITEM "&Frame Skipping",             ID_OPTIONS_FRAMESKIP
-        MENUITEM "&Simple 2x SSAA",             ID_OPTIONS_SIMPLE2XSSAA
-        MENUITEM "&Use VBO",                    ID_OPTIONS_USEVBO
-        MENUITEM "&Use Media Engine",           ID_OPTIONS_USEMEDIAENGINE
-        POPUP "Texture Scaling"
+        POPUP "Te&xture Scaling"
         BEGIN
-            MENUITEM "Off",                         ID_TEXTURESCALING_OFF
-            MENUITEM "2xBRZ",                       ID_TEXTURESCALING_2XBRZ
-            MENUITEM "3xBRZ",                       ID_TEXTURESCALING_3XBRZ
-            MENUITEM "4xBRZ",                       ID_TEXTURESCALING_4XBRZ
-            MENUITEM "5xBRZ",                       ID_TEXTURESCALING_5XBRZ
+            MENUITEM "&Off",                         ID_TEXTURESCALING_OFF
+            MENUITEM "&2xBRZ",                       ID_TEXTURESCALING_2XBRZ
+            MENUITEM "&3xBRZ",                       ID_TEXTURESCALING_3XBRZ
+            MENUITEM "&4xBRZ",                       ID_TEXTURESCALING_4XBRZ
+            MENUITEM "&5xBRZ",                       ID_TEXTURESCALING_5XBRZ
         END
         MENUITEM SEPARATOR
         MENUITEM "&Wireframe (experimental)",   ID_OPTIONS_WIREFRAME
         MENUITEM "&Display Raw Framebuffer",    ID_OPTIONS_DISPLAYRAWFRAMEBUFFE
R
-        MENUITEM "&Show Debug Statistics",      ID_OPTIONS_SHOWDEBUGSTATISTICS
-        MENUITEM "&Show FPS",                   ID_OPTIONS_SHOWFPS
-        MENUITEM SEPARATOR
-        MENUITEM "&1x Render Resolution\tCtrl+1", ID_OPTIONS_SCREEN1X
-        MENUITEM "&2x Render Resolution\tCtrl+2", ID_OPTIONS_SCREEN2X
-        MENUITEM "&3x Render Resolution\tCtrl+3", ID_OPTIONS_SCREEN3X
-        MENUITEM "&4x Render Resolution\tCtrl+4", ID_OPTIONS_SCREEN4X
+        MENUITEM "Show Debu&g Statistics",      ID_OPTIONS_SHOWDEBUGSTATISTICS
+        MENUITEM "Show &FPS",                   ID_OPTIONS_SHOWFPS
+        MENUITEM "Use M&edia Engine",           ID_OPTIONS_USEMEDIAENGINE
         MENUITEM SEPARATOR
-        MENUITEM "&Fast Memory (unstable)",     ID_OPTIONS_FASTMEMORY
-        MENUITEM "&Ignore illegal reads/writes", ID_OPTIONS_IGNOREILLEGALREADS
+        MENUITEM "F&ast Memory (unstable)",     ID_OPTIONS_FASTMEMORY
+        MENUITEM "&Ignore Illegal Reads/Writes", ID_OPTIONS_IGNOREILLEGALREADS
     END
     POPUP "&Help"
     BEGIN
@@ -410,36 +412,36 @@
     BEGIN
         MENUITEM "Go to in &Disasm",            ID_MEMVIEW_GOTOINDISASM
         MENUITEM SEPARATOR
-        MENUITEM "&Copy value",                 ID_MEMVIEW_COPYVALUE
+        MENUITEM "&Copy Value",                 ID_MEMVIEW_COPYVALUE
         MENUITEM "&Dump...",                    ID_MEMVIEW_DUMP
     END
     POPUP "disasm"
     BEGIN
-        MENUITEM "Copy &address",               ID_DISASM_COPYADDRESS
-        MENUITEM "Copy instruction (&hex)",     ID_DISASM_COPYINSTRUCTIONHEX
-        MENUITEM "Copy instruction (&disasm)",  ID_DISASM_COPYINSTRUCTIONDISASM

+        MENUITEM "Copy &Address",               ID_DISASM_COPYADDRESS
+        MENUITEM "Copy Instruction (&hex)",     ID_DISASM_COPYINSTRUCTIONHEX
+        MENUITEM "Copy Instruction (&disasm)",  ID_DISASM_COPYINSTRUCTIONDISASM

         MENUITEM SEPARATOR
-        MENUITEM "&Run to here",                ID_DISASM_RUNTOHERE
+        MENUITEM "&Run to Here",                ID_DISASM_RUNTOHERE
         MENUITEM "&Set Next Statement",         ID_DISASM_SETPCTOHERE
-        MENUITEM "&Toggle breakpoint",          ID_DISASM_TOGGLEBREAKPOINT
-        MENUITEM "&Follow branch",              ID_DISASM_FOLLOWBRANCH
+        MENUITEM "&Toggle Breakpoint",          ID_DISASM_TOGGLEBREAKPOINT
+        MENUITEM "&Follow Branch",              ID_DISASM_FOLLOWBRANCH
         MENUITEM SEPARATOR
         MENUITEM "&Show Dynarec Results",       ID_DISASM_DYNARECRESULTS
         MENUITEM "Go to in &Memory View",       ID_DISASM_GOTOINMEMORYVIEW
         MENUITEM SEPARATOR
-        MENUITEM "&Kill function",              ID_DISASM_ADDHLE
-        MENUITEM "&Rename function...",         ID_DISASM_RENAMEFUNCTION
+        MENUITEM "&Kill Function",              ID_DISASM_ADDHLE
+        MENUITEM "&Rename Function...",         ID_DISASM_RENAMEFUNCTION
     END
     POPUP "funclist"
     BEGIN
-        MENUITEM "&Kill function",              ID_FUNCLIST_KILLFUNCTION
+        MENUITEM "&Kill Function",              ID_FUNCLIST_KILLFUNCTION
     END
     POPUP "reglist"
     BEGIN
-        MENUITEM "Go to in &memory view",       ID_REGLIST_GOTOINMEMORYVIEW
-        MENUITEM "Go to in &disasm",            ID_REGLIST_GOTOINDISASM
+        MENUITEM "Go to in &Memory View",       ID_REGLIST_GOTOINMEMORYVIEW
+        MENUITEM "Go to in &Disasm",            ID_REGLIST_GOTOINDISASM
         MENUITEM SEPARATOR
-        MENUITEM "&Copy value",                 ID_REGLIST_COPYVALUE
+        MENUITEM "&Copy Value",                 ID_REGLIST_COPYVALUE
         MENUITEM "C&hange...",                  ID_REGLIST_CHANGE
     END
 END
```

-[Unknown]