Refactor barstools for new versions of things.

- No handlebars (not being published for Scala 2.12)
- Update for new annotations APIs

Bump sbt-dependency-graph to 0.9.2 for this scala version

tapeout/src/test/scala/transforms/ResetInverterSpec.scala

@@ -13,6 +13,8 @@ class ExampleModuleNeedsResetInverted extends Module with ResetInverter {
 
   val r = RegInit(0.U)
 
+  io.out := r
+
   invert(this)
 }
 
@@ -35,4 +37,4 @@ class ResetNSpec extends FreeSpec with Matchers {
         // bad
     }
   }
-}
+}

tapeout/src/test/scala/transforms/retime/RetimeSpec.scala

@@ -25,10 +25,10 @@ class RetimeSpec extends FlatSpec with Matchers {
   it should "pass simple retime module annotation" in {
     val gen = () => new RetimeModule()
     val dir = uniqueDirName(gen, "RetimeModule")
-    chisel3.Driver.execute(Array("-td", s"test_run_dir/$dir", "-foaf", s"test_run_dir/$dir/final.anno"), gen) shouldBe a [ChiselExecutionSuccess]
+    chisel3.Driver.execute(Array("-td", s"test_run_dir/$dir", "-foaf", s"test_run_dir/$dir/final"), gen) shouldBe a [ChiselExecutionSuccess]
 
-    val lines = io.Source.fromFile(s"test_run_dir/$dir/final.anno").getLines().map(normalized).toSeq
-    lines should contain ("Annotation(ModuleName(RetimeModule,CircuitName(RetimeModule)),class barstools.tapeout.transforms.retime.RetimeTransform,retime)")
+    val lines = io.Source.fromFile(s"test_run_dir/$dir/final.anno.json").getLines().map(normalized).mkString("\n")
+    lines should include("barstools.tapeout.transforms.retime.RetimeTransform")
   }
   
   // TODO(azidar): need to fix/add instance annotations