Support WM_TAKE_FOCUS.
Support WM_TAKE_FOCUS.

sigmavirus24/wmii,jerluc/wmii,jerluc/wmii,Sirikid/wmii,Sirikid/wmii,sigmavirus24/wmii,rvedam/wmii,Sirikid/wmii,darkfeline/wmii,rvedam/wmii,wingyplus/wmii,darkfeline/wmii,sigmavirus24/wmii,darkfeline/wmii,wingyplus/wmii,sigmavirus24/wmii,Sirikid/wmii,wingyplus/wmii,wingyplus/wmii,rvedam/wmii,darkfeline/wmii,sigmavirus24/wmii,rvedam/wmii,Sirikid/wmii,darkfeline/wmii,jerluc/wmii,jerluc/wmii,wingyplus/wmii,rvedam/wmii,jerluc/wmii