Pylint fixes

Pylint now checks for trailing new lines, this commit fixes them.

wlauto/core/__init__.py

@@ -12,5 +12,3 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-
-

wlauto/core/bootstrap.py

@@ -211,4 +211,3 @@ if os.path.isfile(_packages_file):
 
 for config in _env_configs:
     settings.update(config)
-

wlauto/core/exttype.py

@@ -32,4 +32,3 @@ def get_extension_type(ext):
         if isinstance(ext, cls):
             return name
     raise ValueError('Unknown extension type: {}'.format(ext.__class__.__name__))
-

wlauto/core/instrumentation.py

@@ -396,4 +396,3 @@ class Instrument(Extension):
 
     def __repr__(self):
         return 'Instrument({})'.format(self.name)
-

wlauto/core/result.py

@@ -327,4 +327,3 @@ class Metric(object):
         return '<{}>'.format(result)
 
     __repr__ = __str__
-

wlauto/core/signal.py

@@ -186,4 +186,3 @@ def send(signal, sender, *args, **kwargs):
 
     """
     dispatcher.send(signal, sender, *args, **kwargs)
-

wlauto/core/workload.py

@@ -101,4 +101,3 @@ class Workload(Extension):
 
     def __str__(self):
         return '<Workload {}>'.format(self.name)
-