fixed some docs

Author: alejcas

docs/source/usage/addressbook.rst

@@ -72,8 +72,7 @@ To search the Global Address List (Users API):
 
     # start a new query:
     builder = global_address_list.new_query()
-    query = builder.select('display_name')
-    query = query & builder.startswith('subject', 'George Best')
+    query = builder.startswith('display_name', 'George Best')
 
     for user in global_address_list.get_users(query=q):
         print(user)

docs/source/usage/calendar.rst

@@ -52,7 +52,7 @@ Working with Calendar instances:
 
     
     start_q = builder.greater_equal('start', dt.datetime(2018, 5, 20))
-    end_q = builder.greater_equal('start', dt.datetime(2018, 5, 24))
+    end_q = builder.less_equal('start', dt.datetime(2018, 5, 24))
 
     birthdays = calendar.get_events(
         include_recurring=True, # include_recurring=True will include repeated events on the result set.

docs/source/usage/mailbox.rst

@@ -87,8 +87,7 @@ MailboxSettings.ReadWrite  mailbox_settings                         To read and
 .. .. code-block:: python
 
 ..     # All child folders whose name startswith 'Top'
-..     builder = mailbox.new_query()
-..     mail_folders = mailbox.get_folders(query=builder.startswith('displayName', 'Top'))
+..     mail_folders = mailbox.get_folders(query=mailbox.new_query().startswith('display_name', 'Top'))
 
 Mailbox and Messages
 """"""""""""""""""""