Fix calls to edit_file with wrong editor in conf and note commands.

Also replaces fix from PR #63.

pubs/commands/conf_cmd.py

@@ -15,7 +15,7 @@ def command(conf, args):
 
     while True:
         # get modif from user
-        content.edit_file(conf['main']['edit_cmd'], config.get_confpath())
+        ui.edit_file(config.get_confpath())
 
         new_conf = config.load_conf(check=False)
         try:

pubs/commands/note_cmd.py

@@ -20,5 +20,5 @@ def command(conf, args):
     rp = repo.Repository(conf)
     citekey = resolve_citekey(rp, args.citekey, ui=ui, exit_on_fail=True)
     notepath = rp.databroker.real_notepath(citekey)
-    content.edit_file(conf['main']['edit_cmd'], notepath, temporary=False)
+    ui.edit_file(notepath, temporary=False)
     rp.close()

pubs/uis.py

@@ -5,7 +5,7 @@ import sys
 import locale
 import codecs
 
-from .content import editor_input
+from .content import editor_input, edit_file
 from . import color
 from . import config
 from .p3 import _get_raw_stdout, _get_raw_stderr, input, ustr
@@ -188,3 +188,6 @@ class InputUI(PrintUI):
 
     def editor_input(self, initial="", suffix='.tmp'):
         return editor_input(self.editor, initial=initial, suffix=suffix)
+
+    def edit_file(self, path, temporary):
+        edit_file(self.editor, path, temporary=temporary)