Bump up dependency versions, use apline image with java8 for travis ci

Author: pomadchin

.sbtopts

@@ -0,0 +1,3 @@
+-J-Xmx4G
+-Djava.awt.headless=true
+-Dsun.io.serialization.extendedDebugInfo=true

.travis.yml

@@ -13,7 +13,7 @@ cache:
    - $HOME/.ivy2
    - $HOME/.sbt
 script:
-  - docker run -it --net=host -v $HOME/.ivy2:/root/.ivy2 -v $HOME/.sbt:/root/.sbt -v $TRAVIS_BUILD_DIR:/pdal-java -e TRAVIS_SCALA_VERSION=$TRAVIS_SCALA_VERSION -e TRAVIS_COMMIT=$TRAVIS_COMMIT -e TRAVIS_JDK_VERSION=$TRAVIS_JDK_VERSION daunnc/pdal:1.6-ubuntu /bin/bash -c "cd /pdal-java; ./sbt test"
+  - docker run -it --net=host -v $HOME/.ivy2:/root/.ivy2 -v $HOME/.sbt:/root/.sbt -v $TRAVIS_BUILD_DIR:/pdal-java -e TRAVIS_SCALA_VERSION=$TRAVIS_SCALA_VERSION -e TRAVIS_COMMIT=$TRAVIS_COMMIT -e TRAVIS_JDK_VERSION=$TRAVIS_JDK_VERSION daunnc/pdal:1.7.1 /bin/bash -c "cd /pdal-java; ./sbt test"
 notifications:
   email:
     recipients:

core-scala/src/main/scala/io/pdal/pipeline/json/Implicits.scala

@@ -27,9 +27,9 @@ object Implicits extends Implicits
 
 trait Implicits extends Serializable {
   implicit val customConfig: Configuration =
-    Configuration.default.withSnakeCaseKeys.withDiscriminator("class_type")
+    Configuration.default.withSnakeCaseMemberNames.withDiscriminator("class_type")
 
-  val pipelinePrettyPrinter: Printer = Printer.spaces2.copy(dropNullKeys = true)
+  val pipelinePrettyPrinter: Printer = Printer.spaces2.copy(dropNullValues = true)
 
   implicit def exprTypeEncoder[T <: ExprType]: Encoder[T] = Encoder.instance { _.toString.asJson }
   implicit def exprTypeDecoder[T <: ExprType]: Decoder[T] = Decoder.decodeString.emap { str =>

project/Version.scala

@@ -1,5 +1,5 @@
 object Version {
-  val circe     = "0.8.0"
+  val circe     = "0.9.2"
   val scalaTest = "3.0.4"
   val jtsCore   = "1.14.0"
 }

scripts/docker/1.6-maintenance/ubuntu/Dockerfile

@@ -0,0 +1,72 @@
+FROM pdal/pdal:1.7
+MAINTAINER Grigory Pomadchin <[email protected]>
+
+# A few reasons for installing distribution-provided OpenJDK:
+#
+#  1. Oracle.  Licensing prevents us from redistributing the official JDK.
+#
+#  2. Compiling OpenJDK also requires the JDK to be installed, and it gets
+#     really hairy.
+#
+#     For some sample build times, see Debian's buildd logs:
+#       https://buildd.debian.org/status/logs.php?pkg=openjdk-8
+
+# Default to UTF-8 file.encoding
+ENV LANG C.UTF-8
+
+# add a simple script that can auto-detect the appropriate JAVA_HOME value
+# based on whether the JDK or only the JRE is installed
+RUN { \
+        echo '#!/bin/sh'; \
+        echo 'set -e'; \
+        echo; \
+        echo 'dirname "$(dirname "$(readlink -f "$(which javac || which java)")")"'; \
+    } > /usr/local/bin/docker-java-home \
+    && chmod +x /usr/local/bin/docker-java-home
+ENV JAVA_HOME /usr/lib/jvm/java-1.8-openjdk
+ENV PATH $PATH:/usr/lib/jvm/java-1.8-openjdk/jre/bin:/usr/lib/jvm/java-1.8-openjdk/bin
+
+ENV JAVA_VERSION 8u151
+ENV JAVA_ALPINE_VERSION 8.151.12-r0
+
+RUN set -x \
+    && apk add --no-cache \
+        openjdk8="$JAVA_ALPINE_VERSION" \
+    && [ "$JAVA_HOME" = "$(docker-java-home)" ]
+
+# If you're reading this and have any feedback on how this image could be
+# improved, please open an issue or a pull request so we can discuss it!
+#
+#   https://github.com/docker-library/openjdk/issues
+
+# Install deleted deps
+RUN apk add --no-cache \
+        bash \
+        alpine-sdk \
+        unzip \
+        cmake \
+        hexer-dev \
+        nitro-dev \
+        gdal-dev \
+        geos-dev \
+        laz-perf-dev \
+        libexecinfo-dev \
+        libgeotiff-dev \
+        libxml2-dev \
+        python-dev \
+        py-numpy-dev \
+        hdf5-dev \
+        cpd-dev \
+        fgt-dev \
+        sqlite-dev \
+        postgresql-dev \
+        curl-dev \
+        linux-headers \
+        libspatialite-dev \
+        cython-dev \
+        py-packaging \
+        clang \
+        libharu-dev \
+        poppler-dev \
+        boost-dev \
+        zlib-dev