Refine specialization stats

[markshannon]

Some refinements to stats gathering, to give better information on LOAD_METHOD and BINARY_SUBSCR.
Records specialization failures for LOAD_METHOD along the lines of LOAD_ATTR
Records specialization failures for BINARY_SUBSCR for array.array, buffers and sequences.

Example output:

binary_add:
    deferred:    63280120 4.2%
       deopt:       34627 0.0%
         hit:  1451688590 95.2%
        miss:     8435234 0.6%
 unquickened:      819581 0.1%
  specialization_success:      134823
  specialization_failure:      965819
    kind  0:   917606 95.0%
    kind 12:    48213 5.0%
binary_subscr:
    deferred:  1281773440 47.6%
       deopt:      642679 0.0%
         hit:  1405555579 52.2%
        miss:     1930850 0.1%
 unquickened:     2043546 0.1%
  specialization_success:      895051
  specialization_failure:    19479515
    kind  0:  1200166 6.2%
    kind  8: 10149184 52.1%
    kind 10:  3545461 18.2%
    kind 11:    74440 0.4%
    kind 12:   375845 1.9%
    kind 13:   340340 1.7%
    kind 15:  3230249 16.6%
    kind 16:   555191 2.9%
    kind 17:     8639 0.0%
load_attr:
    deferred:   643223571 15.0%
       deopt:     1513796 0.0%
         hit:  3557197723 83.2%
        miss:    59242750 1.4%
 unquickened:    16235401 0.4%
  specialization_success:      958781
  specialization_failure:    10212363
    kind  0:     2691 0.0%
    kind  1:     3443 0.0%
    kind  2:  2871534 28.1%
    kind  4:  1726860 16.9%
    kind  5:     1323 0.0%
    kind  7:     7685 0.1%
    kind  8:  1780981 17.4%
    kind 10:   941129 9.2%
    kind 11:   586772 5.7%
    kind 12:   164496 1.6%
    kind 13:   670503 6.6%
    kind 14:   272718 2.7%
    kind 19:      258 0.0%
load_global:
    deferred:    11827512 0.4%
       deopt:      416422 0.0%
         hit:  2696769517 98.0%
        miss:     2738532 0.1%
 unquickened:    39136004 1.4%
  specialization_success:     2254536
  specialization_failure:           0
load_method:
    deferred:   194385279 10.1%
       deopt:     1324245 0.1%
         hit:  1672417959 86.8%
        miss:    28534267 1.5%
 unquickened:    31750112 1.6%
  specialization_success:     2085745
  specialization_failure:     1785798
    kind  3:   100911 5.7%
    kind  4:     9032 0.5%
    kind  5:   967191 54.2%
    kind  7:     1577 0.1%
    kind  9:    38382 2.1%
    kind 10:   209257 11.7%
    kind 15:    17588 1.0%
    kind 17:    18533 1.0%
    kind 18:   246072 13.8%
store_attr:
    deferred:    47920825 6.3%
       deopt:      117216 0.0%
         hit:   698996013 92.1%
        miss:     8449404 1.1%
 unquickened:     3692617 0.5%
  specialization_success:       67206
  specialization_failure:     1072906
    kind  1:    26408 2.5%
    kind  2:   110260 10.3%
    kind  4:   380920 35.5%
    kind  8:   161509 15.1%
    kind 11:    27273 2.5%
    kind 12:    18699 1.7%
    kind 13:     1355 0.1%
    kind 14:     9929 0.9%