[tx-robot] updated from transifex

apps/dav/l10n/sq.js

apps/dav/l10n/sq.json

apps/federatedfilesharing/l10n/zh_CN.js

apps/federatedfilesharing/l10n/zh_CN.json

apps/sharebymail/l10n/is.js

apps/sharebymail/l10n/is.json

apps/user_ldap/l10n/sq.js

apps/user_ldap/l10n/sq.json

apps/workflowengine/l10n/sq.js

apps/workflowengine/l10n/sq.json

core/l10n/es_MX.js

core/l10n/es_MX.json

core/l10n/is.js

core/l10n/is.json

core/l10n/zh_CN.js

core/l10n/zh_CN.json

lib/l10n/ast.js

lib/l10n/ast.json

lib/l10n/cs.js

lib/l10n/cs.json