(ham/trustedQSL) Updated 2.5.8 to 2.6.3

Release note for 2.6.3 wil be found at
http://www.arrl.org/files/file/LoTW%20Instructions/TrustedQSL-2-6-3-release.pdf

[2.6.1] This release includes an update to correct a defect that could
cause TQSL to "hang" and never complete signing a log when previously
submitted QSOs were submitted for signing.

[2.6.2] Several minor usability updates were implemented. See details below.

TQSL 2.6.3 can be installed to upgrade any older version of TQSL.

(mef)