Remove UnbalancedDataset references (#127)

Author: chkoar

CONTRIBUTING.md

@@ -17,7 +17,7 @@ GitHub:
 
 2. Clone this copy to your local disk:
 
-        $ git clone git@github.com:YourLogin/UnbalancedDataset.git
+        $ git clone git@github.com:YourLogin/imbalanced-learn.git
         $ cd UnbalancedDataset
 
 3. Create a branch to hold your changes:

imblearn/under_sampling/nearmiss.py

@@ -212,9 +212,9 @@ def _sample(self, X, y):
 
         # Assign the parameter of the element of this class
         # Check that the version asked is implemented
-        if not (self.version == 1 or self.version == 2 or self.version == 3):
-            raise ValueError('UnbalancedData.NearMiss: there is only 3 '
-                             'versions available with parameter version=1/2/3')
+        if self.version not in [1,2,3]:
+            raise ValueError("Parameter 'version' must be 1, 2 or 3, " 
+	                     "got {0}".format(self.version))
 
         # Start with the minority class
         X_min = X[y == self.min_c_]

imblearn/version.py

@@ -24,7 +24,7 @@
 __version__ = '0.2.0.dev0'
 
 _IMBALANCED_DATASET_INSTALL_MSG = 'See %s for installation information.' % (
-    'glemaitre.github.io/UnbalancedDataset/install.html')
+    'http://contrib.scikit-learn.org/imbalanced-learn/install.html')
 
 # This is a tuple to preserve order, so that dependencies are checked
 #   in some meaningful order (more => less 'core').  We avoid using