Update ADAM dependency version to 0.31.0, Apache Spark to 2.4.5.

Author: heuermh

pom.xml

@@ -61,7 +61,7 @@
     </license>
   </licenses>
   <properties>
-    <adam.version>0.30.0</adam.version>
+    <adam.version>0.31.0</adam.version>
     <bdg-convert.version>0.9.0</bdg-convert.version>
     <biojava.version>5.3.0</biojava.version>
     <jdk.version>1.8</jdk.version>
@@ -73,7 +73,7 @@
     <scala.version>2.11.12</scala.version>
     <scala.version.prefix>2.11</scala.version.prefix>
     <slf4j.version>1.7.25</slf4j.version>
-    <spark.version>2.4.4</spark.version>
+    <spark.version>2.4.5</spark.version>
   </properties>
   <build>
     <pluginManagement>