Merge pull request #184 from tovrstra/prepare_1.0.0a1

Prepare for 1.0.0a1 release

Author: tovrstra

setup.py

@@ -68,6 +68,7 @@ def get_readme():
         'console_scripts': ['iodata-convert = iodata.__main__:main']
     },
     classifiers=[
+        'Development Status :: 3 - Alpha',
         'Environment :: Console',
         'License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)',
         'Operating System :: POSIX :: Linux',