Update PDAL-JNI examples project (#52)

Author: pomadchin

examples/pdal-jni/build.sbt

@@ -1,7 +1,7 @@
 name := "pdal-jni"
 version := "0.1.0-SNAPSHOT"
-scalaVersion := "2.13.3"
-crossScalaVersions := Seq("2.13.3", "2.12.12", "2.11.12")
+scalaVersion := "2.13.4"
+crossScalaVersions := Seq("2.13.4", "2.12.12", "2.11.12")
 organization := "com.azavea"
 scalacOptions ++= Seq(
   "-deprecation",
@@ -27,5 +27,5 @@ libraryDependencies ++= Seq(
   "io.pdal" %% "pdal"        % pdalVersion,
   "io.pdal" %% "pdal-scala"  % pdalVersion,
   "io.pdal" %  "pdal-native" % pdalVersion,
-  "org.scalatest" %% "scalatest" % "3.2.2" % Test
+  "org.scalatest" %% "scalatest" % "3.2.3" % Test
 )

examples/pdal-jni/project/build.properties

@@ -1,2 +1,2 @@
-sbt.version=1.3.10
+sbt.version=1.4.6
 

examples/pdal-jni/project/plugins.sbt

@@ -1,2 +1,2 @@
-addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.14.9")
-addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.4.0")
+addSbtPlugin("com.eed3si9n" % "sbt-assembly" % "0.15.0")
+addSbtPlugin("com.timushev.sbt" % "sbt-updates" % "0.5.1")