* support muxed signals
* write multiplexor in generateDBC
* edit multiplex_switch_value in signalView
* no overlapping warning for mux signals
* group signals by multiplexer indicator
* display freq for each multiplexed signals
* remove all multiplexed signals after switch deleted
* disable switch value
* cleanup
* historyView: use getValue
* sort by switch value
* check address
* rename variables
* rename signale type
* parse multiplexed signals in dbcmanater
* cache signal color in member variable
* cleanup num_decimals
* remove sources from dbcmanager and cleanup code
* fix sort
* check mltiplex in operator==
* fix sizehint
* convert multipledxed to normal after changing multiplxor to normal
* throw error on multiple 'M' signals
* add comment
* parse multipled signals in test case
* cleanup
* change order
* cleanup open
* display multiplexed/overlapping signals in binaryview
* sort overlapped signals by size
* refactor dbcmanager
* trimmed
* parse multiplexed signals in test case
* cleanup
* merge master
* space
* use pointer for sigs
* alldbcFiles
* cleanup
* cleanup sparkline
* use std::vector
* skip draw sparkline if isnull
* bigger capacity
* add slider to set sparkline time range
* rename signaleedit to signalview
* default is 15s
* util::formatSeconds
* update() is faster than invalidate
* draw points
* fix scatter width
Dean Lee