Bump version to 1.3.1 and FLEVEL to 201 #2167

Job	Run time
check (libclamav, (iana_cctld\|bytecode_api_\|bytecode_hooks\|rijndael\|yara\|inffixed\|inflate\|queue\|n...	27s
check (libfreshclam)	24s
check (clamav-milter)	26s
check (clambc)	53s
check (clamconf)	54s
check (clamd)	24s
check (clamdscan)	24s
check (clamdtop)	53s
check (clamonacc, (c-thread-pool\|fts\|priv_fts))	23s
check (clamscan)	25s
check (clamsubmit)	21s
check (freshclam)	22s
check (libfreshclam)	25s
check (common)	21s
check (sigtool)	23s
check (examples)	19s
check (win32/compat)	22s
	8m 6s

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