Unconditionally disable network check for new versions (from Fedora).

diff -u /home/dlove/rpmbuild/BUILD/cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp\~ /home/dlove/rpmbuild/BUILD/cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp
--- cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp~	2016-04-03 00:05:37.942066948 +0100
+++ cube-4.3.4/src/GUI-qt/display/VersionCheckWidget.cpp	2016-05-06 17:16:31.648143908 +0100
@@ -52,7 +52,8 @@
     url              = QUrl( UPDATE_CHECK_URL );
     download         = NULL;
     update_Available = false;
-    bool no_http = env_str2bool( getenv( "CUBE_DISABLE_HTTP_DOCS" ) );
+    // bool no_http = env_str2bool( getenv( "CUBE_DISABLE_HTTP_DOCS" ) );
+    bool no_http = true;
     if ( !no_http )
     {
         updateDescription =   tr( "Check for update is not performed yet." );

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<tr><td><span title='2020-11-17 19:10:14 +0100'>2020-11-17</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=3d3ffb30f9ff4ba3b07737a2d902264181388388'>installer: Fix device synchronization.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-11-08 19:41:12 +0100'>2020-11-08</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=8c287bb2fb169c6b47c14cf2b7f7e5c06e2682db'>installer: parted: Add debug output.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-11-01 23:56:29 +0100'>2020-11-01</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=8f71305e8f87bf15d158fb2726c4a46cdf36eaf5'>installer: parted: Internationalize the partition handling code.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-30 01:14:21 +0100'>2020-10-30</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=1c6d98533153bc8e0e36236e7fbcf1eb5e178d26'>installer: Use UUIDs in the 'swap-devices' field.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-19 21:54:25 +0200'>2020-10-19</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=19c14d95b3261dd54c56686b5d11ef8008e99620'>installer: Create bios_grub partition when it is needed.</a><span class='msg-avail'>...</span></td><td>Miguel Ángel Arruga Vivas</td></tr>
<tr><td><span title='2020-09-21 00:31:15 +0200'>2020-09-21</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=e1f3788944ee154ba9b33c891c4ccf039a1ff39a'>installer: Fix docstring typoes.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-08-06 11:31:38 +0200'>2020-08-06</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=5697a524a75efae6144fcfaad730115910a34171'>installer: Remove logical devices.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-07-26 18:35:10 +0200'>2020-07-26</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=218a67dfabcdf592325a8f8c49b86478f69ff589'>installer: Add NTFS support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-02-22 00:45:42 +0100'>2020-02-22</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=5c04b00cf463a543b8ffc9eb55991f6b4cc145dd'>installer: Log important bits to syslog.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-01-05 02:40:07 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=8fec416cec6ffa5e2f1647eda8090fef1b0f71ac'>installer: Add JFS support.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2020-01-05 02:40:07 +0100'>2020-01-05</span></td><td><a href='/guix/commit/gnu/installer/parted.scm?id=1133596b426e7ff291fee024273fb7dd0af9564e'>installer: Fix typo.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>