Preliminary 0.0.9 changes

`--artist` tag can no longer be used on its own accidently.

bandcamp_dl/__main__.py

@@ -80,6 +80,8 @@ def main():
         url = Bandcamp.generate_album_url(arguments['--artist'], arguments['--track'], "track")
     elif arguments['--artist']:
         print(__doc__)
+        os.remove(session_file)
+        exit()
     else:
         url = arguments['URL']
 

bandcamp_dl/deps.txt

@@ -1,8 +1,8 @@
-beautifulsoup4==4.5.1
+beautifulsoup4==4.6.0
 demjson==2.2.4
 docopt==0.6.2
-mutagen==1.35.1
-requests==2.12.4
+mutagen==1.38
+requests==2.18.4
 unicode-slugify==0.1.3
 mock==2.0.0
-chardet==2.3.0
+chardet==3.0.4

requirements.txt

@@ -1,10 +1,10 @@
 --index-url https://pypi.python.org/simple/
 
-beautifulsoup4==4.5.1
+beautifulsoup4==4.6.0
 demjson==2.2.4
 docopt==0.6.2
-mutagen==1.35.1
-requests==2.12.4
+mutagen==1.38
+requests==2.18.4
 unicode-slugify==0.1.3
 mock==2.0.0
-chardet==2.3.0
+chardet==3.0.4

setup.py

@@ -3,7 +3,7 @@ from codecs import open
 from os import path
 import sys
 
-appversion = "0.0.8-08"
+appversion = "0.0.9-dev"
 
 here = path.abspath(path.dirname(__file__))
 
@@ -42,6 +42,12 @@ setup(
         'mock',
         'chardet',
     ],
+    extras_require={
+        'dev': [
+            'requests-cache',
+            'pytest'
+        ]
+    },
     entry_points={
         'console_scripts': [
             'bandcamp-dl=bandcamp_dl.__main__:main',