Beta v7.52.546 changes:
1.Item 19, a number of internal changes relating to maximum allowed line
length when sending to a server. Affects:
Channel central ban list address removal
Channel favorites folder auto-join
/partall command
Notify list /whois on connect
Editbox line length detection in channel/query windows
Notify list ISON/WATCH/MONITOR
Channel JOIN rejoins on reconnect

Beta v7.52.519 changes:
1.Expired beta update.

Beta v7.52.518 changes:
1.Reverted change to using Unicode PCRE calls as this broke backward
compability.
2.Item 17, updated.

Beta v7.52.517 changes:
1.Item 17, https://forums.mirc.com/ubbthreads.php/topics/263149
2.Item 18, https://forums.mirc.com/ubbthreads.php/topics/263220

Beta v7.52.496 changes:
1.Item 14, https://forums.mirc.com/ubbthreads.php/topics/263149
This reverts mIRC v7.42 Item 15 which was causing this side-effect
by calling PeekMessage(). Unfortunately, this reintroduces the issue
of Windows 10 thinking mIRC is hung during lengthy scripts.
2.Item 15, https://forums.mirc.com/ubbthreads.php/topics/263042
3.Item 16, https://forums.mirc.com/ubbthreads.php/topics/263142

Beta v7.52.431 changes:
1.Expired beta update.

Beta v7.52.425 changes:
1.Item 12, fixed $onpoly() not detecting line crossings.
2.Item 1, 2, changed so that -gl can be used together to set/unset
both global/local variables in one call.

Beta v7.52.390 changes:
1.Item 12, fixed $inpoly() not preparing polygons in the same way as
$onpoly(), eg. extending them if they are not already closed.
2.Item 7,8,9, internal changes.

Beta v7.52.359 changes:
1.Item 1, https://forums.mirc.com/ubbthreads.php/topics/262644
2.Item 2, https://forums.mirc.com/ubbthreads.php/topics/262642
3.Item 3, https://forums.mirc.com/ubbthreads.php/topics/262649
4.Item 4, changed. This affects all features that use time values such
as script identifiers/commands eg. $asctime()/$ctime/etc., features
that stores file times eg. script file change monitor, measure time
differences eg. DCC send/get, and so on.
5.Item 5, fixed. Now also supports ?subject=text&body=text.
6.Item 6, added.
7.Item 7, 8, and 9, added.
8.Item 10, added.
9.Item 11 and 12, https://forums.mirc.com/ubbthreads.php/topics/262736
10.Item 13, updated.

Changes:
1.Added /set -g switch that makes /set change a global variable.
2.Added /unset -gl switches that make /unset change a global or local
variable.
3.Changed udpate check and other features to use non-SSL HTTP requests
under Windows XP as it does not support secure SSL protocols.
4.Changed all time-related features to use 64bit time values.
5.Fixed hotlink parsing of mailto: and similar URIs.
6.Added hotlink parsing of URIs xmpp, teamspeak, ssh, and sftp.
7.Extended /drawpic -o [N] to refer to frames in a GIF file.
8.Added /drawpic -f switch that works with -o to specify the Nth icon
and the Mth frame in that icon by using /drawpic -of [N] [M].
9.Extended $pic() to support properties .icons, .frames, .delay and
to allow specifying N and M parameters.
10.Added voice selection to speech options.
11.Fixed $onpoly() not handling zero area polygons correctly.
12.Changed $onpoly()/$inpoly() implementations from regions to maths.
13.Updated libraries to OpenSSL 1.0.2o and PCRE 8.42.
14.Fixed script parser bug that caused mIRC to process Windows messages
while a script was running.
15.Changed $encode() base32 to use 72 character chunks.
16.Fixed /ialfill not displaying channel name when fill completes.
17.Updated CA root certificates cacert.pem file.
18.Fixed $ctime() returning incorrect result at midnight before a new
year begins.
19.Changed the way maximum server line lengths are applied to various
commands and features.