ScalaMeter 0.2 for Scala 2.10.0-RC2 has just been released!

You can add it as an SBT dependency at Sonatype OSS.

<dependency>
  <groupId>com.github.axel22</groupId>
  <artifactId>scalameter_2.10</artifactId>
  <version>0.2</version>
</dependency>

Or, in SBT:

resolvers += "Sonatype OSS Snapshots" at
  "https://oss.sonatype.org/content/repositories/snapshots"

libraryDependencies += "com.github.axel22" %% "scalameter" % "0.2"