! failure in hexadecimal number string

. changes
add 'a-fA-F' expression to regular expression
! pattern match fail at end of log string

. cause
string from other column follows without separator
. changes
add ' ' as separator between column
+ (#119, #123)  sync view and plot, annotate selected point in plot

. changes
double clock in view window => sync plot to log view
pick with control key in plot window => sync view to plot
annotate selected point
+ (#129) extend name space in time

. changes
x#N : N-tick previous value
x@N : N previous value(regardless of existence)
this#N: N-tick previous value (only set reference)
+ (#129) extend name space in time

. changes
x#N : N-tick previous value
x@N : N previous value(regardless of existence)
this#N: N-tick previous value (only set reference)
+ ui cleanup

. changes
resize column width fit for contents
move import function call to timer expire event