bump version to 1.2.5 and update upload

Makefile

@@ -3,4 +3,5 @@ default:
 	@echo "\"make upload\"?"
 
 upload: setup.py
-	python setup.py sdist upload --sign
+	python setup.py sdist
+	twine upload dist/*

setup.py

@@ -9,14 +9,14 @@ def read(fname):
 
 setup(name='pseudopy',
       packages=['pseudopy'],
-      version='1.2.4',
+      version='1.2.5',
       description='Compute and visualize pseudospectra of'
                   + ' matrices (like eigtool)',
       long_description=read('README.md'),
       author='André Gaul',
       author_email='[email protected]',
       url='https://github.com/andrenarchy/pseudopy',
-      install_requires=['matplotlib>=1.2', 'numpy>=1.7',
+      install_requires=['matplotlib>=2.0', 'numpy>=1.7',
                 'scipy>=0.12', 'shapely>=1.2'],
       classifiers=[
           'Development Status :: 4 - Beta',