recast _checklinks verb as _checkurl

remove stray doc item missed in #6966
say "URL" instead of "link" in tests
say "URL" instead of "link" in documentation
Update FAQ with information on uninstall issues
MakeMKV 1.8.14
Merge pull request #7049 from scw/master

Update to newest release; fix broken checksum.
Update Spectacle to 0.8.8

binary and appcast checksums recomputed.
Upgrade VueScan to 9.4.51
Upgrade Quicksilver to 1.2.0
Upgrade vmware-fusion to 7.0.1-2235595
Merge pull request #7056 from ddinh/update-faq

Update FAQ with information on uninstall issues
Merge pull request #7063 from Ihavee/Ihavee

Upgrade vmware-fusion to 7.0.1-2235595
Merge pull request #7058 from scw/patch-1

Update Spectacle to 0.8.8
Merge pull request #7061 from crainiarc/quicksilver

Upgrade Quicksilver to 1.2.0
Merge pull request #7060 from codebeige/upgrade_vuescan

Upgrade VueScan to 9.4.51
Merge pull request #7050 from rolandwalker/recast_uses_of_link

Recast various uses of "link"
Upgrade Droplr to v4.2.0
Merge pull request #7066 from fainder/droplr

Upgrade Droplr to v4.2.0
Update Poedit to 1.6.10
Merge pull request #7057 from federicobond/poedit

Update Poedit to 1.6.10