Version bump, development version 0.16.3-0.rc0
fmbtwindows: fix tap with button=1 and long=True or hold=t
fmbtgti: added setTapDefaults() and tapDefaults()

d.setTapDefaults(arg=val[, arg=val]...) sets optional
arguments that will be used in all tap methods unless
explicitely overridden by caller.