Integrated Pathfinder jar into the build.

Specifically:

Moved it from lib/jars to lib/ so that the FRC Plugin will build with it
and deploy it.
Added it to .classpath so that Eclipse can find it.
Added a simple test case to ensure that it is in the classpath.

Author: brettle

Robot2018/.classpath

@@ -1,11 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
 	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="src" path="test"/>
 	<classpathentry kind="var" path="wpilib" sourcepath="wpilib.sources"/>
 	<classpathentry kind="var" path="networktables" sourcepath="networktables.sources"/>
 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
 	<classpathentry kind="var" path="opencv" sourcepath="opencv.sources"/>
 	<classpathentry kind="var" path="cscore" sourcepath="cscore.sources"/>
 	<classpathentry kind="var" path="wpiutil" sourcepath="wpiutil.sources"/>
+	<classpathentry kind="lib" path="lib/Pathfinder-Java-1.8.jar"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/5"/>
 	<classpathentry kind="output" path="bin"/>
 </classpath>

…bot2018/lib/jars/Pathfinder-Java-1.8.jar Robot2018/lib/Pathfinder-Java-1.8.jarRobot2018/lib/jars/Pathfinder-Java-1.8.jar renamed to Robot2018/lib/Pathfinder-Java-1.8.jar Robot2018/lib/jars/Pathfinder-Java-1.8.jar renamed to Robot2018/lib/Pathfinder-Java-1.8.jar

@@ -0,0 +1,15 @@
+package jaci.pathfinder;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+class PathfinderTest {
+
+	@Test
+	/** Just a very basic test to ensure that the Pathfinder jar is installed, and we can reference it. **/
+	void testPathfinder() {
+		assertNotNull(new Pathfinder());
+	}
+
+}