[ENHANCED] Make advanced scrolling optional so in the case of touchpad scrolling problem this feature can be disabled to make the compatibility.

git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository/trunk@1165 f5eea248-9336-0410-98b8-ebc06183d4e3
[RELEASE] Notepad++ 6.5.3 Release.

git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository/trunk@1166 f5eea248-9336-0410-98b8-ebc06183d4e3