[ui] UI improvements

* new controls
* label display and smart selection
* popup warning on format operation
* also fixed conflicting name for WDK build.cmd
* also fixed tooltip not properly associated with combo item
  due to combo list being sorted

wdk_build.cmd

@@ -0,0 +1,40 @@
+@echo off
+
+if Test%BUILD_ALT_DIR%==Test goto usage
+
+::# /M 2 for multiple cores
+set BUILD_CMD=build -bcwgZ -M2
+set PWD=%~dp0
+
+::# Set target platform type
+set ARCH_DIR=%_BUILDARCH%
+if /I Test%_BUILDARCH%==Testx86 set ARCH_DIR=i386
+
+if EXIST Makefile ren Makefile Makefile.hide
+
+copy .msvc\rufus_sources sources >NUL 2>&1
+@echo on
+%BUILD_CMD%
+@echo off
+if errorlevel 1 goto builderror
+copy obj%BUILD_ALT_DIR%\%ARCH_DIR%\rufus.exe . >NUL 2>&1
+
+if EXIST Makefile.hide ren Makefile.hide Makefile
+if EXIST sources del sources >NUL 2>&1
+
+goto done
+
+:builderror
+if EXIST Makefile.hide ren Makefile.hide Makefile
+if EXIST sources del sources >NUL 2>&1
+echo Build failed
+goto done
+
+:usage
+echo This command must be run in a Windows Driver Kit build environment.
+echo See: http://msdn.microsoft.com/en-us/windows/hardware/gg487463
+echo:
+pause
+
+:done
+cd %PWD%