use XDG_CONFIG_HOME/azote as the default directory for azotebg

Author: emanuelserpa

azote/tools.py

@@ -333,7 +333,10 @@ def set_env(language=None):
         os.mkdir(common.thumb_dir)
 
     # command file
-    common.cmd_file = os.path.join(os.getenv("HOME"), ".azotebg")
+    if os.path.isfile(os.path.join(os.getenv("HOME"), ".azotebg")):
+        common.cmd_file = os.path.join(os.getenv("HOME"), ".azotebg")
+    else:
+        common.cmd_file = os.path.join(os.getenv("XDG_CONFIG_HOME"), "azote/azotebg")
 
     # temporary folder
     common.tmp_dir = os.path.join(common.data_home, "temp")