Merge branch 'barnhark/update_testing_proceedures' of github.com:landlab/tutorials into barnhark/update_testing_proceedures

Author: mcflugen

.travis.yml

@@ -18,6 +18,8 @@ before_install:
     brew cleanup -s
     rm -rf $(brew --cache)
   fi
+- mkdir $MPLCONFIGDIR
+- touch $MPLCONFIGDIR/matplotlibrc
 install:
 - echo "Build on $TRAVIS_OS_NAME for Python $TRAVIS_PYTHON_VERSION"
 - |

ecohydrology/cellular_automaton_vegetation_DEM/Ecohyd_functions_DEM.py

@@ -187,9 +187,7 @@ def Plot_(grid, VegType, yrs, yr_step=10):
     pic += 1
     plt.figure(pic)
     plt.plot(years, grass_cov, '-g', label='Grass')
-    plt.hold(True)
     plt.plot(years, shrub_cov, '-r', label='Shrub')
-    plt.hold(True)
     plt.plot(years, tree_cov, '-k', label='Tree')
     plt.ylabel(' % Coverage ')
     plt.xlabel('Time in years')