First cut at refactoring unittests into a top-level utility. Individual tests co-located with their DUT. No functional changes.

src/main/scala/coreplex/TestConfigs.scala

@@ -8,9 +8,8 @@ import uncore.tilelink._
 import uncore.coherence._
 import uncore.agents._
 import uncore.devices.NTiles
-import uncore.unittests._
+import unittest._
 import junctions._
-import junctions.unittests._
 import scala.collection.mutable.LinkedHashSet
 import cde.{Parameters, Config, Dump, Knob, CDEMatchError}
 import scala.math.max

src/main/scala/coreplex/UnitTest.scala

@@ -1,7 +1,7 @@
 package coreplex
 
 import Chisel._
-import junctions.unittests.UnitTestSuite
+import unittest.UnitTestSuite
 import rocket.Tile
 import uncore.tilelink.TLId
 import cde.Parameters