64 bit per-thread counters

64 bit per-thread counters

after:
TenGigabitEthernet5/0/1-output   active             107522        17375708               0          7.22e0          161.60
TenGigabitEthernet5/0/1-tx       active             107522        17375708               0          6.93e1          161.60
ip4-input-no-checksum            active             107522        17375708               0          2.52e1          161.60
ip4-lookup                       active             107522        17375708               0          3.10e1          161.60
ip4-rewrite                      active             107522        17375708               0          2.52e1          161.60

before
TenGigabitEthernet5/0/1-output   active             433575       110995200               0          6.95e0          256.00
TenGigabitEthernet5/0/1-tx       active             433575       110995200               0          7.14e1          256.00
ip4-input-no-checksum            active             433575       110995200               0          2.66e1          256.00
ip4-lookup                       active             433575       110995200               0          3.29e1          256.00
ip4-rewrite                      active             433575       110995200               0          2.59e1          256.00

Change-Id: I46405bd22189f48a39f06e3443bb7e13f410b539
Signed-off-by: Neale Ranns <nranns@cisco.com>