[mms] Delete preference from storage backend when calling Horde_Prefs#remove().
[mms] When removing a pref, reset its value in the cached scope to the default (Bug #11895).
Work around possible hit on https://bugs.php.net/bug.php?id=37793

Break string into smaller chunks before performing preg_match to avoid
segfaults on some apache servers.
Add missing SYNC_MIMESUPPORT decoding in search requests.

Should fix searching on iOS devices. Bug: 11900
Correctly pass the mime support flag to the ITEMOPERATIONS request.
BFN
Add some notes
[mms] Fix converting charset of signature/trailer in compose message if not sending in UTF-8 (Bug #11898).
Use globals
Unused fixture files
Add parse test with multiple addresses and requies MIME decoding
Bug #11899: Add unit test (which passes)
Add more example content and layout to skeleton.
Search favourite backend only for emails, because this is all we have.
Update de translation.
[mms] Fix bodystructure parsing for IMAP servers that do not return full extension data (Bug #11907).
[mms] Convert Horde_String#validUtf8() from a preg-regex to a string iterator to eliminate PCRE issues relating to stack sizes (Bug #11899).
Bug #11899: Cast to string or else objects will continually call the __toString() magic method
Extend information why a theme cache is invalid

Signed-off-by: Michael M Slusarz <slusarz@horde.org>
See Bug #11906
Released Horde_Imap_Client-2.4.1