Several changes:
* modified:   src/semicontrol/gui/time_series.py
	* LogAxis
		* created - for customizing the look of the log scale
	* TimeSeriesAxis
		* now shows the date or date range as the axis label
		* hid the units prefix on axis label
		* adjusted the tick label range thresholds
	* TimeSeriesWidget
		* added more options to the timeComboBox
	* commiting a few other things that didn't actually get commited last time