Leader updates
Removed wrong tech prereq for Guided Missile
Churches of Lalibela

Created a new UNITCLASS of missionary and assigned that to the FreeUnit
gifting.
Firaxis' gifting code was checking for CLASS despite the tag setting
UNIT.
Update Armies.sql

Added a TXT_KEY to say "Missionary" in the Wonder's Abilities panel.
Free: Missionary. 1

Should be the only place that it needs text as it cannot be built or purchased
Update CEL_End.sql

Change to the Roman Liburna' UNITAI
Jade Hall fix

Missing SPECIALISTS are added to the Yield table.
Statue of Liberty

Looks like these two SPECIALIST types were added in by Firaxis in the 2nd expansion and wasn't picked up by us.
Merge origins