[Omit needless words] Add "unload" as a verb, to go with "load".

DougGregor · DougGregor · commit 6b1210ed52b3 · 2016-08-01T11:25:23.000-07:00
Fixes rdar://problem/26866251.
diff --git a/lib/Basic/PartsOfSpeech.def b/lib/Basic/PartsOfSpeech.def
@@ -799,6 +799,7 @@ VERB(undress)
 VERB(unfasten)
 VERB(union)
 VERB(unite)
+VERB(unload)
 VERB(unlock)
 VERB(unpack)
 VERB(untidy)
