Replace mox with mock in tests.collector

Change-Id: I4d8f8ec812a136f9e117535c98c4cbaa29791817
Imported Translations from Transifex

Change-Id: Ieeb3084892f6cfe3bdbf3b24068cb93b5d14ea80
Merge "Replace mox with mock in tests.collector"
Merge "Imported Translations from Transifex"