sequencing

We need some good graphics for the main sampler screen. This is where you can do rudimentary editing of the samples that are played in the sequencer.
There are two screens. The main screen with the controls:

• Volume (this one may be changed later)
• Speed (Playspeed. The sample also pitches up or down)
• Filter (in the middle the sound is unchanged, away from center it engages either hi-pass

Hey there,

While reviewing the source code of sequenceserver I've noticed, that several files have executable permissions while not being an executables.

For example:

public/js/webshims/shims/styles/widget.eot
public/js/webshims/shims/jme/jme.woff
public/js/webshims/shims/styles/progress.gif
public/js/webshims/shims/jme/jme.svg
# and many more...

is that something intende

If a sequence fails to align, we might reverse complement it and try again. If alignment succeeds then we have yet another informative result. We might issue a warning, to notify user about what happened.

Related: nextstrain/nextclade#567