Added linespacing and letterspacing support to textarea
Added linespacing and letterspacing support to textarea

svn path=/trunk/libavg/; revision=3877

scotty007/libavg,libavg/libavg,libavg/libavg,hoodie/libavg,libavg/libavg,th3infinity/libavg,hoodie/libavg,yyd01245/libavg,th3infinity/libavg,hoodie/libavg,scotty007/libavg,th3infinity/libavg,th3infinity/libavg,yyd01245/libavg,yyd01245/libavg,scotty007/libavg,scotty007/libavg,libavg/libavg,yyd01245/libavg,hoodie/libavg