remove align_buffer from firmare/general.c, replacing with ALIGN_BUFFER macro, and replace all uses of it (only resize.c in core, and pictureflow and mpegplayer plugins), remove it from plugin_api,
and remove wrapper for it from plugin.h


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19758 a1c6a512-1295-4272-9138-f99709370657
12 files changed