Observed the controls in the UNIVERGE 3C Application are missing in the tab bar after iOS 18 upgrade. This release fixes this issue.

Correction for IPv6 only network DNS resolution.  Fixes issues found with SMP registrations on T-Mobile network.

•	Update PJSIP to version 2.13.1
•	Updated OpenSSL to version 3.1.2
•	Show rejected calls as busy
•	Misc. Bug fixes

- Integrate Meta Directory
- Replace the RxSwift framework with combined framework
- DND enhancements per extension

- Misc. Bug fixes
  + The iPhone does not get a mobile client call if it engaged with a GSM call
  + Call control buttons on the video call screen do not work on iOS MC
  + iOS MC handles Group paging call incorrectly
  + IM sessions are not synced in iOS MC when the same user is logged in to UCC and has an ongoing IM conversation
  + The word 'Subtitle' is displayed for one of the participants in a 3-way call when initiated from iOS MC
  + User name not displayed for IM sessions in the Communication tab

• Added support for MobileIron Mobile Device Management for frictionless rollouts, application / configuration distribution and upgrades.
• Misc. Bug fixes
o Fixed duplicate logged events
o Addressed an issue with adding external contacts to the Contact List
o Optimized call handling when a Session Border Controller is used and during emergency call scenarios

• Mobile Client supports passing Latitude and Longitude when an emergency call is placed
• Securly transfer file and photos from the Mobile Client or from supported third party Applications
• 24 hour time format was added for regions that preferred it.
• Misc. Bug fixes
o Addressed an issue answering after disabling Wi-Fi and switching to cellular
o Improved in-application searching contact with certain special characters
o Fixed an issue resulting in an error message when a Softphone call is terminated
o Addressed an issue with one-tap calling from the Mobile Client