Bump version: 0.1.7 → 0.1.8 (+7 squashed commits)

Squashed commits:
[ac5bb36] Bump version: 0.1.8 → 0.1.9
[8acd6b2] ImportException --> ImportError
[ac410a8] matplotlib.pyplot has errors on import, put these in the functions
that rely on them directly.
[f128a20] Bump version: 0.1.6 → 0.1.7
[5866bea] Remove IPython utils.

These are out of date, and have problems on Linux (without a proper
visual backend).
[a519e56] Bump version: 0.1.5 → 0.1.6
[f45aa83] Bump version: 0.1.4 → 0.1.5

SimPEG/Examples/Forward_BasicDirectCurrent.py

@@ -1,7 +1,4 @@
 from SimPEG import Mesh, Utils, np, SolverLU
-import matplotlib.pyplot as plt
-import matplotlib
-from matplotlib.mlab import griddata
 
 ## 2D DC forward modeling example with Tensor and Curvilinear Meshes
 
@@ -39,6 +36,10 @@ def run(plotIt=True):
 
     if not plotIt: return
 
+    import matplotlib.pyplot as plt
+    import matplotlib
+    from matplotlib.mlab import griddata
+
     #Step4: Making Figure
     fig, axes = plt.subplots(1,2,figsize=(12*1.2,4*1.2))
     label = ["(a)", "(b)"]