public void setVersionTarget(int versionTarget) {
		this.versionTarget = versionTarget;
	}
Set the target version of Java.
<br>
Java 8 would pass 8.

@param versionTarget
		Java version target.
		Range of supported values: [{@link JavacCompiler#getMinTargetVersion()} - {@link JavaVersion#get()}]
recaf-core/src/main/java/software/coley/recaf/services/assembler/ExpressionCompiler.java