feat: Support Oracle JRE for Java 10

The JRE for Java 10 appears to be the last Oracle provided JRE.

scripts/AppScriptTemplate

@@ -298,19 +298,21 @@ if [ -z "${JAVA_HOME}" ] ; then
         # Otherwise, use java_home if it's present
         # Otherwise, prompt the user to install Java
         #
-        # Default JRE location
+        # Oracle JRE location; note that Oracle only shipped JREs for Java 8, 9, and 10
+        # and now only ships the JRE for Java 8.
         JAVA_HOME="/Library/Internet Plug-Ins/JavaAppletPlugin.plugin/Contents/Home"
         if [ -x "${JAVA_HOME}/bin/java" ] ; then
             JAVACMD="${JAVA_HOME}/bin/java"
-            # Test if java is present and version 1.8 or 9
+            # Test if java is present and version 1.8, 9, or 10
             java_version="$( "${JAVACMD}" -version 2>&1 | grep version )"
-            if [[ ! "${java_version}" =~ \"1.8 && ! "${java_version}" =~ \"9 ]] ; then
+            if [[ ! "${java_version}" =~ \"1.8|\"9|\"10 ]] ; then
                 JAVA_HOME=""
             fi
         else
             # Reset JAVA_HOME since there is no java executable in it
             JAVA_HOME=""
         fi
+        # Find an installed JRE/JDK location
         if [[ -z "${JAVA_HOME}" && -x /usr/libexec/java_home ]] ; then
             # Test for any JDKs of version 1.8 or newer
             JAVA_HOME=$( /usr/libexec/java_home --version 1.8+ --failfast 2>/dev/null )