(sandbox) display the filter phase when comparing FIR and IIR
(octave spectrum) Display center frequency of each bar
(fft spectrum) Display peak frequency
(git) ignore some more file types
(octave spectrum) Fix initialization
(octave spectrum) cache the frequency labels for speed
(octave spectrum) draw the labels vertically when there is not enough space for horizontal labels
(octave_spectrum) vectorize some computation on labels for speed
(fft spectrum) fix max freq label position (off by one)
(fft spectrum) one more digit in freq display for low freq
(fft spectrum) handle inf positions
(fft spectrum) add a settings to show/hide the max-freq label
Merge branch 'eq_and_larsen'