mIRC 7.48

Added SASL/NickServ support as a per server setting.
Added channel central support for +q quiet list.
Added "Control key enables mark/copy" option and the ability to copy single characters.
Added support for middle-click mouse button to close tabs in switchbar/treebar.
Added CAP support for extended-join, account-notify, away-notify, account-tag, invite-notify, and chghost.
Extended $com() to handle one dimensional single-byte array results.
Added sha256 fingerprint to server SSL certificate dialog.
Fixed if/while statement parsing bug.
Updated to OpenSSL 1.0.2k library.
Added /ialfill #channel command and extended $ial() identifier.
Extended /ialmark to allow setting multiple, arbitrary marks.
Fixed windows shutdown handling bug that prevented mIRC from saving settings correctly.
Extended $regsub() and $regsubex() to support output to a &binvar.
Changed sound-related routines to use DirectSound to play sounds.
Added "Create new certificate" button to SSL dialog that creates a new self-signed client certificate.
Added $sslcertsha1 and $sslcertsha256 identifiers that return fingerprint of currently loaded client certificate.
Added /drawsize @ <w h> that sets the bitmap size for picture windows.