Add the rest of DATC 6.A to the script tests

MultiversalDiplomacyTests/Scripts/DATC/6.A.10.txt

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+# 6.A.10. TEST CASE, SUPPORT ON UNREACHABLE DESTINATION NOT POSSIBLE
+# The destination of the move that is supported must be reachable by the supporting unit.
+
+unit Austria A Venice
+unit Italy F Rome
+unit Italy A Apulia
+
+---
+
+Austria:
+A Venice Hold
+
+Italy:
+F Rome Supports A Apulia - Venice
+A Apulia - Venice
+
+---
+
+# The support of Rome is illegal, because Venice cannot be reached from Rome by a fleet. Venice is not dislodged.
+assert hold-order Rome
+assert not-dislodged Venice

MultiversalDiplomacyTests/Scripts/DATC/6.A.11.txt

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+# 6.A.11. TEST CASE, SIMPLE BOUNCE
+# Two armies bouncing on each other.
+
+unit Austria A Vienna
+unit Italy A Venice
+
+---
+
+Austria:
+A Vienna - Tyrolia
+
+Italy:
+A Venice - Tyrolia
+
+---
+
+# The two units bounce.
+assert no-move Vienna
+assert no-move Venice

MultiversalDiplomacyTests/Scripts/DATC/6.A.12.txt

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+# 6.A.12. TEST CASE, BOUNCE OF THREE UNITS
+# If three units move to the same area, the adjudicator should not bounce the first two units and then let the third unit go to the now open area.
+
+unit Austria A Vienna
+unit Germany A Munich
+unit Italy A Venice
+
+---
+
+Austria:
+A Vienna - Tyrolia
+
+Germany:
+A Munich - Tyrolia
+
+Italy:
+A Venice - Tyrolia
+
+---
+
+# The three units bounce.
+assert no-move Vienna
+assert no-move Munich
+assert no-move Venice

MultiversalDiplomacyTests/Scripts/DATC/6.A.8.txt

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+# 6.A.8. TEST CASE, SUPPORT TO HOLD YOURSELF IS NOT POSSIBLE
+# An army cannot get an additional hold power by supporting itself.
+
+unit Italy A Venice
+unit Italy A Tyrolia
+unit Austria F Trieste
+
+---
+
+Italy:
+A Venice - Trieste
+A Tyrolia Supports A Venice - Trieste
+
+Austria:
+F Trieste Supports F Trieste
+
+---
+
+# The army in Trieste should be dislodged.
+assert dislodged Trieste

MultiversalDiplomacyTests/Scripts/DATC/6.A.9.txt

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+# 6.A.9. TEST CASE, FLEETS MUST FOLLOW COAST IF NOT ON SEA
+# If two provinces are adjacent, that does not mean that a fleet can move between those two provinces. An implementation that only holds one list of adjacent provinces for each province is incorrect.
+
+unit Italy F Rome
+
+---
+
+Italy:
+F Rome - Venice
+
+---
+
+# Move fails. An army can go from Rome to Venice, but a fleet cannot.
+assert hold-order Rome