Update source level to Java 8
diff --git a/pom.xml b/pom.xml
index 9a14682..4f3b4ed 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1329,8 +1329,8 @@
<artifactId>maven-compiler-plugin</artifactId>
<inherited>true</inherited>
<configuration>
- <source>1.7</source>
- <target>1.7</target>
+ <source>1.8</source>
+ <target>1.8</target>
</configuration>
</plugin>
<plugin>
@@ -1349,7 +1349,7 @@
<configuration>
<signature>
<groupId>org.codehaus.mojo.signature</groupId>
- <artifactId>java17</artifactId>
+ <artifactId>java18</artifactId>
<version>1.0</version>
</signature>
</configuration>