Move to Java 17 due to geotools requiring it.

Author: JohannesJander

README.md

@@ -55,10 +55,10 @@ This project follows the [Open Knowledge International coding standards](https:/
 
 Get started:
 ```sh
-# install Java 1.8 or higher (use Jabba if you need to test on different versions) and maven2
+# install Java 17 or higher (use Jabba if you need to test on different versions) and maven2
 $ cd tableschema-java
-$ jabba install 1.8
-$ jabba use 1.8
+$ jabba install 17
+$ jabba use 17
 $ mvn install -DskipTests=true -Dmaven.javadoc.skip=true -B -V
 $ mvn test -B
 ```

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>io.frictionlessdata</groupId>
     <artifactId>tableschema-java-isnow</artifactId>
-    <version>0.6.18-SNAPSHOT</version>
+    <version>0.6.19-SNAPSHOT</version>
     <packaging>jar</packaging>
     <issueManagement>
         <url>https://github.com/frictionlessdata/tableschema-java/issues</url>
@@ -17,10 +17,10 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-        <java.version>8</java.version>
+        <java.version>17</java.version>
         <maven.compiler.source>${java.version}</maven.compiler.source>
         <maven.compiler.target>${java.version}</maven.compiler.target>
-        <maven.compiler.compiler>17</maven.compiler.compiler>
+        <maven.compiler.compiler>${java.version}</maven.compiler.compiler>
         <google-guava.version>33.4.0-jre</google-guava.version>
         <apache-commons-lang3.version>3.17.0</apache-commons-lang3.version>
         <apache-commons-csv.version>1.13.0</apache-commons-csv.version>