Cleaned out the tests folder. Added simple test gerber. Added simple unit test using the GUI.

tests/other/test_fcrts.py

@@ -0,0 +1,37 @@
+from camlib import *
+from shapely.geometry import LineString, LinearRing
+
+s = FlatCAMRTreeStorage()
+
+geoms = [
+    LinearRing(((0.5699056603773586, 0.7216037735849057),
+                (0.9885849056603774, 0.7216037735849057),
+                (0.9885849056603774, 0.6689622641509434),
+                (0.5699056603773586, 0.6689622641509434),
+                (0.5699056603773586, 0.7216037735849057))),
+    LineString(((0.8684952830188680, 0.6952830188679245),
+                (0.8680655198743615, 0.6865349890935113),
+                (0.8667803692948564, 0.6778712076279851),
+                (0.8646522079829676, 0.6693751114229638),
+                (0.8645044888670096, 0.6689622641509434))),
+    LineString(((0.9874952830188680, 0.6952830188679245),
+                (0.9864925023483531, 0.6748709493942936),
+                (0.9856160316877274, 0.6689622641509434))),
+
+]
+
+for geo in geoms:
+    s.insert(geo)
+
+current_pt = (0, 0)
+pt, geo = s.nearest(current_pt)
+while geo is not None:
+    print pt, geo
+    print "OBJECTS BEFORE:", s.objects
+
+    #geo.coords = list(geo.coords[::-1])
+    s.remove(geo)
+
+    print "OBJECTS AFTER:", s.objects
+    current_pt = geo.coords[-1]
+    pt, geo = s.nearest(current_pt)