Disabled external gits

Alpano/tests/ch/epfl/alpano/sigcheck/SignatureChecks_04.java

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+package ch.epfl.alpano.sigcheck;
+
+import java.io.File;
+
+import ch.epfl.alpano.GeoPoint;
+import ch.epfl.alpano.dem.ContinuousElevationModel;
+import ch.epfl.alpano.dem.DiscreteElevationModel;
+import ch.epfl.alpano.dem.ElevationProfile;
+import ch.epfl.alpano.dem.HgtDiscreteElevationModel;
+
+final class SignatureChecks_04 {
+    private SignatureChecks_04() {}
+
+    void checkHgtDiscreteElevationModel() {
+        File f = null;
+        DiscreteElevationModel m = new HgtDiscreteElevationModel(f);
+        System.out.println(m);
+    }
+
+    void checkElevationProfile() {
+        ContinuousElevationModel dem = null;
+        GeoPoint o = null;
+        double d = 0;
+
+        ElevationProfile p = new ElevationProfile(dem, o, d, d);
+        d = p.elevationAt(d);
+        o = p.positionAt(d);
+        d = p.slopeAt(d);
+    }
+}