[xRC][Added] Option to force english messages #2370

Job	Run time
test_indep	3m 17s
test (ki5, g1)	5m 2s
test (ki5, g2)	3m 52s
test (ki5, g3)	3m 37s
test (ki6, g1)	5m 34s
test (ki6, g2)	5m 20s
test (ki6, g3)	4m 27s
test (ki7, g1)	5m 56s
test (ki7, g2)	6m 12s
test (ki7, g3)	5m 45s
test (ki8, g1)	6m 20s
test (ki8, g2)	5m 59s
test (ki8, g3)	6m 2s
Triggers the docker images creation	2s
Finish Coveralls	3s
Consolidate coverage data	1m 0s
	1h 8m 28s

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