Add methods for global management in LanguagePlatform (#133) #602

Job	Run time
Pharo64-9.0 + development	30s
Pharo64-9.0 + dependent-sunit-extensions	20s
Pharo64-9.0 + deployment	35s
Pharo64-9.0 + tests	23s
Pharo64-9.0 + tools	22s
Pharo64-10 + development	36s
Pharo64-10 + dependent-sunit-extensions	15s
Pharo64-10 + deployment	16s
Pharo64-10 + tests	28s
Pharo64-10 + tools	16s
Pharo64-11 + development	24s
Pharo64-11 + dependent-sunit-extensions	30s
Pharo64-11 + deployment	32s
Pharo64-11 + tests	38s
Pharo64-11 + tools	26s
Pharo64-12 + development	23s
Pharo64-12 + dependent-sunit-extensions	17s
Pharo64-12 + deployment	15s
Pharo64-12 + tests	21s
Pharo64-12 + tools	28s
	8m 15s

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