Upgrade Scala.js to 1.0.0-RC2

[xerial]

• scalajs-logging FF ONLY Version 0.1.6. scala-js/scala-js-java-logging#31
• scala-collection-compat Build for Scala.js 1.0.0-RC1 scala/scala-collection-compat#268
• scalacheck Upgrade Scala.js to 1.0.0-RC1 typelevel/scalacheck#585
  • Publish 1.14.3 typelevel/scalacheck#591

[codecov]

Codecov Report

Merging #821 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #821   +/-   ##
=======================================
  Coverage   81.03%   81.03%           
=======================================
  Files         228      228           
  Lines        9004     9004           
  Branches      651      651           
=======================================
  Hits         7296     7296           
  Misses       1708     1708

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[xerial]

[error] java.lang.NoClassDefFoundError: jdk/internal/reflect/MethodAccessorImpl
[error] 	at java.base/jdk.internal.misc.Unsafe.defineClass0(Native Method)
[error] 	at java.base/jdk.internal.misc.Unsafe.defineClass(Unsafe.java:1192)

This error happens at the first test attempt, but it cannot be reproduced in the second attempt.

[xerial]

By separating airspec / airframe builds the linker error was resolved