Revert "Windows: patched launch4j to reduce the delay between pollings for the main"

This reverts commit c3fc56f845.

build/build.xml

@@ -861,8 +861,6 @@
     <delete dir="windows/launcher/launch4j"/>
     <antcall target="download-${launch4j-download-unpack-target-name}" />
 
-    <patch patchfile="windows/launcher.timer.patch" strip="1" dir="windows/launcher/launch4j/"/>
-
     <property name="launch4j.dir" value="windows/launcher/launch4j/" />
     <taskdef name="launch4j"
 	     classname="net.sf.launch4j.ant.Launch4jTask"

build/windows/launcher.timer.patch

@@ -1,13 +0,0 @@
-diff --git a/head_src/guihead/guihead.c b/head_src/guihead/guihead.c
-index f0d9935..c6599f0 100644
---- a/head_src/guihead/guihead.c
-+++ b/head_src/guihead/guihead.c
-@@ -120,7 +120,7 @@ int APIENTRY WinMain(HINSTANCE hInstance,
- 	{
- 		if (splash || stayAlive)
- 		{
--			if (!SetTimer (hWnd, ID_TIMER, 1000 /* 1s */, TimerProc))
-+			if (!SetTimer (hWnd, ID_TIMER, 100, TimerProc))
- 			{
- 				signalError();
- 				return 1;