Bump cth_readable to 1.2.4

Fixes an issue where some skipped test suites could end up misreported
as the previous suite. See
https://github.com/ferd/cth_readable/issues/10

rebar.config

@@ -9,7 +9,7 @@
         {bbmustache,          "1.3.0"},
         {relx,                "3.22.2"},
         {cf,                  "0.2.2"},
-        {cth_readable,        "1.2.3"},
+        {cth_readable,        "1.2.4"},
         {eunit_formatters,    "0.3.1"}]}.
 
 {post_hooks, [{"(linux|darwin|solaris|freebsd|netbsd|openbsd)",

rebar.lock

@@ -2,7 +2,7 @@
 [{<<"bbmustache">>,{pkg,<<"bbmustache">>,<<"1.3.0">>},0},
  {<<"certifi">>,{pkg,<<"certifi">>,<<"0.4.0">>},0},
  {<<"cf">>,{pkg,<<"cf">>,<<"0.2.2">>},0},
- {<<"cth_readable">>,{pkg,<<"cth_readable">>,<<"1.2.3">>},0},
+ {<<"cth_readable">>,{pkg,<<"cth_readable">>,<<"1.2.4">>},0},
  {<<"erlware_commons">>,{pkg,<<"erlware_commons">>,<<"1.0.0">>},0},
  {<<"eunit_formatters">>,{pkg,<<"eunit_formatters">>,<<"0.3.1">>},0},
  {<<"getopt">>,{pkg,<<"getopt">>,<<"0.8.2">>},0},
@@ -14,7 +14,7 @@
  {<<"bbmustache">>, <<"2010ADAE78830992A4C69680115ECD7D475DD03A72C076BBADDCCBF2D4B32035">>},
  {<<"certifi">>, <<"A7966EFB868B179023618D29A407548F70C52466BF1849B9E8EBD0E34B7EA11F">>},
  {<<"cf">>, <<"7F2913FFF90ABCABD0F489896CFEB0B0674F6C8DF6C10B17A83175448029896C">>},
- {<<"cth_readable">>, <<"293120673DFF82F0768612C5282E35C40CACC1B6F94FE99077438FD3749D0E27">>},
+ {<<"cth_readable">>, <<"F89D353BA7D6C9D7F8141AF5CE4CB7E796F214B75766960DF480AB2B339C43CE">>},
  {<<"erlware_commons">>, <<"087467DE5833C0BB5B3CCDD387F9E9C1FB816A75B7A709629BF24B5ED3246C51">>},
  {<<"eunit_formatters">>, <<"7A6FC351EB5B873E2356B8852EB751E20C13A72FBCA03393CF682B8483509573">>},
  {<<"getopt">>, <<"B17556DB683000BA50370B16C0619DF1337E7AF7ECBF7D64FBF8D1D6BCE3109B">>},