ethdev: bump library version

There was an ABI change and more are coming in the release 16.04.

Fixes: a9963a86b2 ("ethdev: increase RETA entry size")

Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Nelio Laranjeiro <nelio.laranjeiro@6wind.com>

doc/guides/rel_notes/release_16_04.rst

@@ -155,6 +155,9 @@ ABI Changes
 * The fields in ethdev structure ``rte_eth_fdir_masks`` were changed
   to be in big endian.
 
+* The RETA entry size in ``rte_eth_rss_reta_entry64`` has been increased
+  from 8-bit to 16-bit.
+
 
 Shared Library Versions
 -----------------------
@@ -165,7 +168,7 @@ The libraries prepended with a plus sign were incremented in this version.
 
 .. code-block:: diff
 
-     libethdev.so.2
+   + libethdev.so.3
      librte_acl.so.2
      librte_cfgfile.so.2
      librte_cmdline.so.1

lib/librte_ether/Makefile

@@ -41,7 +41,7 @@ CFLAGS += $(WERROR_FLAGS)
 
 EXPORT_MAP := rte_ether_version.map
 
-LIBABIVER := 2
+LIBABIVER := 3
 
 SRCS-y += rte_ethdev.c