Log Message:
Updated mail/clamav to 0.94.2

Lots of bug fixes, including

* clamd: LogFileUnlock was not working correctly (bb#1304)
* freshclam/manager.c: add support for http proxy in SubmitDetectionStats
  (bb#1284)
* unit_tests/valgrind.supp: add more valgrind suppressions (bb#1283,#1286,#1294)
* libclamav/readdb.c: fix handling of malformed ldb sigs (bb#1292)
* freshclam/manager.c: improve reporting of server failures (bb#777)
* clamscan/manager.c: fix double-slash when scanning the root dir (bb#1263)
* libclamav/nsis: improve lateny (bb#1180)
* libclamunrar/unrar.c: avoid rar_malloc warnings on damaged files (bb #1290)
* libclamav/htmlnorm.c: fix memory leak (bb #1291)