Warning: Deprecated syntax `implicit assignment to global variable `x2``

[femtotrader]

When running tests, following warning is displayed (several times with x1, x...)

┌ Warning: Deprecated syntax `implicit assignment to global variable `x2``.
│ Use `global x2` instead.
└ @ none:0

[dysonance]

@femtotrader How are you running tests? I'm not seeing this warning on Travis or on my local when I run the tests on version v1.0.

[femtotrader]

I'm seeing this with Julia 0.7 because I'm using it instead of 1.0 to see depwarns instead of errors