Added TLS 1.3 support

PeerCache removed
Redesigned Options->Directories and UNC shares handling
A few minor changes and fixed regressions.

Using I/O completion ports for disk operations

Improve handling of UNC paths
Minor GUI enhancements

Fix crash in part file conversion

Compacted files might get unacked
Allow MediaInfo dll 21.09

Small improvements and regression fixes made after the release of 0.60b.

Fixes a number of issues, found since the initial release of version …

…0.60a.

New directory structure.

Consistent code formatting.
Third party libraries moved to separate repositories.

Minor maintenance release.

Fixes crash in Web Interface search.
Global server search functionality restored.
Mediainfo.dll 19.04 can be used.

Bugs fixed:

- crash when loading emulecollections
- UPnP crash in Windows XP
- Web Interface regression in Search
- e-mail notifications were broken due to bugs in ATL
- regression in Scheduler's options
- crash when deleting a part file while it was hashing

Allow mediainfo.dll 18.12

Maintenance release.

Fixed bugs and regressions.
Web Interface: added certificate generation and search for collections.
Minor improvements in chat (Messages).

Preparing for the release.

.: Changed: version check and online help will use HTTPS
.: Changed: Content-DB searches will use HTTPS
.: Fixed: Web Server link in network info dialog adjusted for HTTP/HTTPS