finally added proper (in my opinon) exception handling to the grid's run_baker method. it should properly autocorrect, and switch the extra point lookup scheme to connectivity-based if solving the system of equations yields a singular solution

test/baker.test.py

@@ -30,7 +30,6 @@ class TestSequenceFunctions(unittest.TestCase):
     import scipy
     import grid
     import baker
-    import delaunay
 
   def testGetPhis(self):
 
@@ -62,7 +61,7 @@ class TestSequenceFunctions(unittest.TestCase):
     r = [[0, 0], [1, 0], [1, 1]]
     q = [1, 0, 0]
 
-    result = baker.qlinear(X, r, q)
+    phi, result = baker.qlinear(X, grid.grid(r,q))
 
     right_answer = 0.5