add PHYS 206 Waves and Modern Physics
   add PHYS 225 Introductory Experimental Electricity
   PHYS 226 Introductory Experimental Waves and Mode
	create  marks.txt
	ditto last log (fix the shamble from switching branches)
	use @coltoa()
	publish marks.txt
Merge branch 'master' into fall-physics-waves_lab_lecture-electromag_lab

Conflicts:
	marks.sc
	marks.txt
	 publish marks.txt
	modified:   marks.sc
	@coltoa()
	@coltoa
	publish marks.txt
Merge branch 'master' into fall-physics-waves_lab_lecture-electromag_lab

Conflicts:
	marks.sc
	publish marks.txt
Merge branch 'master' into fall-physics-waves_lab_lecture-electromag_lab

Conflicts:
	marks.sc
	marks.txt
Merge branch 'fall-sip' of github.com:foo-bar-baz/rec into fall-sip

Conflicts:
	marks.sc
	marks.txt