Add VAQ test in test_tools. Bump minor version number in configure.ac. Update help text for VAQ.

configure.ac

@@ -23,7 +23,7 @@ AC_CONFIG_SRCDIR([src/encmain.c])
 #
 # Here is a somewhat sane guide to lib versioning: http://apr.apache.org/versioning.html
 ver_major=5
-ver_minor=1
+ver_minor=2
 ver_release=0
 
 # Prevents configure from adding a lot of defines to the CFLAGS

src/cli.c

@@ -456,7 +456,8 @@ void print_help(void)
     "      --high-tier            : Used with --level. Use high tier bitrate limits\n"
     "                               instead of the main tier limits during encoding.\n"
     "                               High tier requires level 4 or higher.\n"
-		"      --vaq                  : Enable variance adaptive quantization.\n"
+		"      --vaq <integer>        : Enable variance adaptive quantization with given\n"
+    "                               strength, in range 1..20.\n"
     "\n"
     /* Word wrap to this width to stay under 80 characters (including ") *************/
     "Compression tools:\n"

tests/test_tools.sh

@@ -10,3 +10,4 @@ common_args='264x130 10 -p0 -r1 --threads=2 --wpp --owf=1 --rd=0'
 valgrind_test $common_args --no-rdoq --no-deblock --no-sao --no-signhide --subme=1 --pu-depth-intra=2-3
 valgrind_test $common_args --no-rdoq --no-signhide --subme=0
 valgrind_test $common_args --rdoq --no-deblock --no-sao --subme=0
+valgrind_test $common_args --vaq=8