diff --git a/addons/event/data/email_template_data.xml b/addons/event/data/email_template_data.xml
index 27dfb81ce1d..2e61e2bc781 100644
--- a/addons/event/data/email_template_data.xml
+++ b/addons/event/data/email_template_data.xml
@@ -328,7 +328,6 @@
                             <td style="padding:25px 0px;">
                                 <strong>Add this event to your calendar</strong>
                                 <a href="https://www.google.com/calendar/render?action=TEMPLATE&text=${object.event_id.name}&dates=${date_begin}/${date_end}&location=${location}" style="padding:3px 5px;border:1px solid #875A7B;color:#875A7B;text-decoration:none;border-radius:3px;" target="new"><img src="/web_editor/font_to_img/61525/rgb(135,90,123)/16" style="vertical-align:middle;" height="16"> Google</a>
-                                <a href="https://bay02.calendar.live.com/calendar/calendar.aspx?rru=addevent&summary=${object.event_id.name}&dtstart=${date_begin}&dtend=${date_end}&location=${location}" style="padding:3px 5px;border:1px solid #875A7B;color:#875A7B;text-decoration:none;border-radius:3px;" target="new"><img src="/web_editor/font_to_img/61525/rgb(135,90,123)/16" style="vertical-align:middle;" height="16"> Outlook</a>
                                 <a href="https://calendar.yahoo.com/?v=60&view=d&type=20&title=${object.event_id.name}&in_loc=${location}&st=${format_tz(object.event_id.date_begin, tz='UTC', format='%Y%m%dT%H%M%S')}&et=${format_tz(object.event_id.date_end, tz='UTC', format='%Y%m%dT%H%M%S')}" style="padding:3px 5px;border:1px solid #875A7B;color:#875A7B;text-decoration:none;border-radius:3px;" target="new"><img src="/web_editor/font_to_img/61525/rgb(135,90,123)/16" style="vertical-align:middle;" height="16"> Yahoo</a>
                             </td>
                         </tr>
diff --git a/odoo/addons/base/ir/ir_qweb/fields.py b/odoo/addons/base/ir/ir_qweb/fields.py
index 28d60940978..fd7f9b22f71 100644
--- a/odoo/addons/base/ir/ir_qweb/fields.py
+++ b/odoo/addons/base/ir/ir_qweb/fields.py
@@ -122,7 +122,7 @@ class IntegerConverter(models.AbstractModel):
 
     @api.model
     def value_to_html(self, value, options):
-        return unicodifier(self.user_lang().format('%d', value, grouping=True).replace(r'-', u'\u2011'))
+        return unicodifier(self.user_lang().format('%d', value, grouping=True).replace(r'-', u'-\N{ZERO WIDTH NO-BREAK SPACE}'))
 
 
 class FloatConverter(models.AbstractModel):
@@ -142,7 +142,7 @@ class FloatConverter(models.AbstractModel):
             value = float_utils.float_round(value, precision_digits=precision)
             fmt = '%.{precision}f'.format(precision=precision)
 
-        formatted = self.user_lang().format(fmt, value, grouping=True).replace(r'-', u'\u2011')
+        formatted = self.user_lang().format(fmt, value, grouping=True).replace(r'-', u'-\N{ZERO WIDTH NO-BREAK SPACE}')
 
         # %f does not strip trailing zeroes. %g does but its precision causes
         # it to switch to scientific notation starting at a million *and* to
@@ -326,7 +326,7 @@ class MonetaryConverter(models.AbstractModel):
 
         lang = self.user_lang()
         formatted_amount = lang.format(fmt, display_currency.round(value),
-                                grouping=True, monetary=True).replace(r' ', u'\N{NO-BREAK SPACE}').replace(r'-', u'\u2011')
+                                grouping=True, monetary=True).replace(r' ', u'\N{NO-BREAK SPACE}').replace(r'-', u'-\N{ZERO WIDTH NO-BREAK SPACE}')
 
         pre = post = u''
         if display_currency.position == 'before':
diff --git a/odoo/addons/test_converter/tests/test_html.py b/odoo/addons/test_converter/tests/test_html.py
index c9bb6769d08..61c457e7b8e 100644
--- a/odoo/addons/test_converter/tests/test_html.py
+++ b/odoo/addons/test_converter/tests/test_html.py
@@ -73,7 +73,7 @@ class TestFloatExport(TestBasicExport):
         converter = self.get_converter('float')
 
         value = converter(-42.0)
-        self.assertEqual(value, u"\u201142.0")
+        self.assertEqual(value, u"-\N{ZERO WIDTH NO-BREAK SPACE}42.0")
 
         value = converter(42.0100)
         self.assertEqual(value, "42.01")
@@ -120,7 +120,7 @@ class TestCurrencyExport(TestExport):
         converted = self.convert(obj, dest=currency)
 
         self.assertEqual(
-            converted, u'<span class="oe_currency_value">\u20110.12</span>'
+            converted, u'<span class="oe_currency_value">-\N{ZERO WIDTH NO-BREAK SPACE}0.12</span>'
                        u'\N{NO-BREAK SPACE}{symbol}'.format(
                 obj=obj,
                 symbol=currency.symbol.encode('utf-8')
diff --git a/odoo/service/server.py b/odoo/service/server.py
index 45b02f9f1da..b1fb4068d88 100644
--- a/odoo/service/server.py
+++ b/odoo/service/server.py
@@ -130,7 +130,7 @@ class FSWatcher(object):
         if isinstance(event, (FileCreatedEvent, FileModifiedEvent, FileMovedEvent)):
             if not event.is_directory:
                 path = getattr(event, 'dest_path', event.src_path)
-                if path.endswith('.py'):
+                if path.endswith('.py') and not os.path.basename(path).startswith('.~'):
                     try:
                         source = open(path, 'rb').read() + '\n'
                         compile(source, path, 'exec')