Add session ID (first 8 chars) to the log
Fix icon for DOC files
Add configurable LDAP_OPT_DEREF option (#1489864) - patch from Stuart C. Naifeh
Code improvements
Disable cache when counting EXISTS messages
Bypass cache when counting EXISTS messages
Performance fix: don't send vcard/photo data to the browser after contact update
Small code improvement
Optimize "empty" framed pages size (#1489792)
Merge branch 'master' of github.com:roundcube/roundcubemail
Rephrase log entry
Create treetoggle icons if necessary
Merge branch 'master' of github.com:roundcube/roundcubemail
Fix unintentional draft autosave request if autosave is disabled (#1489882)
Define generic styles for a search boxe inside list widgets
Fix some typos and skip some function calls irrelevant in multi-folder mode
Merge branch 'master' of github.com:roundcube/roundcubemail
Extend treelist.js with search function and saving collapse/expand states in localStorage
Fix invalid var pointer
Fix malformed References: header in send/saved mail (#1489891) - update Mail_mime to 1.8.9 version