Use the right variable for IPv6 check
Use LDAP fallback hosts on connect + bind because with OpenLDAP 2.x ldap_connect() always succeeds but ldap_bind() will fail if host isn't reachable.
Add option for LDAP bind timeout (sets LDAP_OPT_NETWORK_TIMEOUT on PHP > 5.3.0)
Updated changelog
Fix login in case when default_host is an array with one element (#1488928)
Allow to shrink any file passed as argument
Save some vertical space in message part view
Add file type icons for pgp/pks7 signatures and attached email messages
Load a default stylesheet (embed.css) from skin in plain html pages (e.g. attachment warnings and html messages)
Added embed.css for classic skin, improved/unified warnings style (button is still different), cleanup
Fix new browser window size in Chrome (#1488931), make new windows smaller
Send LOGOUT only when closing connection in logged state (#1487784)
Move rcmail_contact_key() to rcube_addressbook::compose_contact_key()
Define generic .searchbox styles
Add search box to compose address book widget (#1488381)