add checkboxes to allow dumping of problematic or all scurves
add DAC to hist title
remove dbx printout
Merge branch 'master' of github.com:psi46/pxar
remove PixTestPhOpt
cleanup: move dbg tests to moreTestParameters.dat; remove PhOpt; either create setup or timing tests
allow invocation of usertests from outside of GUI
adapt tool tip
Merge branch 'master' into error_reporting

Conflicts:
	tests/PixTestPhOpt.cc
Merge branch 'master' into testing-3.6
NEW FIRMWARE: Bump firmware version to 3.6, bump pxarcore version
to 1.7.3
Merge branch 'testing-3.6' into error_reporting