From: Uwe Stöhr <uwestoehr@lyx.org>
Date: Tue, 31 Oct 2017 21:15:54 +0000 (+0100)
Subject: Win installer: fix a MiKTeX package issue
X-Git-Tag: lyx-2.4.0dev-acb2ca7b~4414
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=8757550015e43c557e0667de3d030e56a42039d4;hp=8757550015e43c557e0667de3d030e56a42039d4;p=lyx.git

Win installer: fix a MiKTeX package issue

since a few months MiKTeX's package manager required the option "--admin" when calling it with admin privileges

- also register the .lyx21 file extension for LyX 2.3
- also update the LyXRC version number
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