Sync with 0.5.6 (#42)

Author: WojciechMazur

build.sbt

@@ -1,16 +1,17 @@
-val ScalaNativeVersion = "0.5.6-SNAPSHOT"
+val ScalaNativeVersion = "0.5.6"
 // Update during release procedure to provide access to staged, but not published artifacts
-val StagingRepoIds = Nil
+val StagingRepoIds = 1238 to 1240
 val StagingRepoNames = StagingRepoIds.map(id => s"orgscala-native-$id").toSeq
 
-val crossScalaVersions212 = (14 to 19).map("2.12." + _)
-val crossScalaVersions213 = (8 to 14).map("2.13." + _)
+val crossScalaVersions212 = (14 to 20).map("2.12." + _)
+val crossScalaVersions213 = (8 to 15).map("2.13." + _)
 val crossScalaVersions3 =
   (2 to 3).map("3.1." + _) ++
     (0 to 2).map("3.2." + _) ++
-    (0 to 3).map("3.3." + _) ++
+    (0 to 4).map("3.3." + _) ++
     (0 to 3).map("3.4." + _) ++
-    Seq("3.5.0", "3.5.1-RC2", "3.3.4-RC1")
+    (0 to 2).map("3.5." + _) ++
+    Seq("3.6.1")
 
 val scala2_12 = crossScalaVersions212.last
 val scala2_13 = crossScalaVersions213.last