minor updates in setup.py and requirements/defaults.txt

requirements/defaults.txt

 --index-url https://pypi.python.org/simple/
 
-numpy>=1.11
+numpy>=1.13
 scipy>=0.17
 matplotlib>=1.5
 simpleaudio>=1.0

setup.py

@@ -47,9 +47,10 @@ import sys
 NAME = 'madarrays'
 DESCRIPTION = 'Python package for audio data structures with missing entries'
 LICENSE = 'GNU General Public License v3 (GPLv3)'
-URL = 'https://gitlab.lis-lab.fr/skmad-suite/madarrays'
+URL = 'https://gitlab.lis-lab.fr/skmad-suite/{}'.format(NAME)
 AUTHOR = 'Ronan Hamon, Valentin Emiya, and Florent Jaillet'
-AUTHOR_EMAIL = 'ronan.hamon@lis-lab.fr, valentin.emiya@lis-lab.fr, florent.jaillet@lis-lab.fr'
+AUTHOR_EMAIL = ('ronan.hamon@lis-lab.fr', 'valentin.emiya@lis-lab.fr',
+                'florent.jaillet@lis-lab.fr')
 INSTALL_REQUIRES = ['matplotlib',
                     'numpy',
                     'scipy',
@@ -77,6 +78,7 @@ PROJECT_URLS = {'Bug Reports': URL + '/issues',
                 'Source': URL}
 KEYWORDS = 'audio, data structures, missing data'
 
+###############################################################################
 if sys.argv[-1] == 'setup.py':
     print("To install, run 'python setup.py install'\n")