figure out why express 3.4.4 broke github webhooks....

[jaredly]

I pinned to 3.4.2, but it would be good to figure out what happened and write a test for it.

2013-11-01T05:34:40.133576+00:00 app[web.1]:     buf.copy(buffer, pos);
2013-11-01T05:34:40.133142+00:00 app[web.1]:
2013-11-01T05:34:40.133576+00:00 app[web.1]:         ^
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at Function.Buffer.concat (buffer.js:499:9)
2013-11-01T05:34:40.133269+00:00 app[web.1]: buffer.js:499
2013-11-01T05:34:40.136386+00:00 app[web.1]: TypeError: Object payload=%7B%22ref%22%3A%22refs%2Fheads%2Fmaster%22%2C%22after%22%3A%2234ba7ba18e7b16adbb6d8488bfff6140760d53c4%22%2C%22before%22%3A%22b1a17593d21edf7ad827e8cc61fd99cb6e34843e%22%2C%22created%22%3Afalse%2C%22deleted%22%3Afalse%2C%22forced%22%3Afalse%2C%22compare%22%3A%22https%3A%2F%2Fgithub.com%2Ffamilyfound%2Ffamilyfound%2Fcompare%2Fb1a17593d21e...34ba7ba18e7b%22%2C%22commits%22%3A%5B%7B%22id%22%3A%2234ba7ba18e7b16adbb6d8488bfff6140760d53c4%22%2C%22distinct%22%3Atrue%2C%22message%22%3A%22small%22%2C%22timestamp%22%3A%222013-10-31T22%3A32%3A37-07%3A00%22%2C%22url%22%3A%22https%3A%2F%2Fgithub.com%2Ffamilyfound%2Ffamilyfound%2Fcommit%2F34ba7ba18e7b16adbb6d8488bfff6140760d53c4%22%2C%22author%22%3A%7B%22name%22%3A%22Jared+Forsyth%22%2C%22email%22%3A%22jared%40jaredforsyth.com%22%2C%22username%22%3A%22jaredly%22%7D%2C%22committer%22%3A%7B%22name%22%3A%22Jared+Forsyth%22%2C%22email%22%3A%22jared%40jaredforsyth.com%22%2C%22username%22%3A%22jaredly%22%7D%2C%22added%22%3A%5B%5D%2C%22removed%22%3A%5B%
2013-11-01T05:34:40.136386+00:00 app[web.1]: 5D%2C%22modified%22%3A%5B%22Makefile%22%5D%7D%5D%2C%22head_commit%22%3A%7B%22id%22%3A%2234ba7ba18e7b16adbb6d8488bfff6140760d53c4%22%2C%22distinct%22%3Atrue%2C%22message%22%3A%22small%22%2C%22timestamp%22%3A%222013-10-31T22%3A32%3A37-07%3A00%22%2C%22url%22%3A%22https%3A%2F%2Fgithub.com%2Ffamilyfound%2Ffamilyfound%2Fcommit%2F34ba7ba18e7b16adbb6d8488bfff6140760d53c4%22%2C%22author%22%3A%7B%22name%22%3A%22Jared+Forsyth%22%2C%22email%22%3A%22jared%40jaredforsyth.com%22%2C%22username%22%3A%22jaredly%22%7D%2C%22committer%22%3A%7B%22name%22%3A%22Jared+Forsyth%22%2C%22email%22%3A%22jared%40jaredforsyth.com%22%2C%22username%22%3A%22jaredly%22%7D%2C%22added%22%3A%5B%5D%2C%22removed%22%3A%5B%5D%2C%22modified%22%3A%5B%22Makefile%22%5D%7D%2C%22repository%22%3A%7B%22id%22%3A10871473%2C%22name%22%3A%22familyfound%22%2C%22url%22%3A%22https%3A%2F%2Fgithub.com%2Ffamilyfound%2Ffamilyfound%22%2C%22description%22%3A%22Main+project+-+streamlining+family+history+research%22%2C%22watchers%22%3A0%2C%22stargazers%22%3A0%2C%22forks%22%
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at IncomingMessage.onEnd (/app/node_modules/express/node_modules/connect/node_modules/raw-body/index.js:57:29)
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at IncomingMessage.g (events.js:175:14)
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at IncomingMessage.EventEmitter.emit (events.js:92:17)
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at _stream_readable.js:920:16
2013-11-01T05:34:40.136386+00:00 app[web.1]:     at process._tickCallback (node.js:415:13)
2013-11-01T05:34:40.136386+00:00 app[web.1]: 3A0%2C%22fork%22%3Afalse%2C%22size%22%3A712%2C%22owner%22%3A%7B%22name%22%3A%22familyfound%22%2C%22email%22%3A%22%22%7D%2C%22private%22%3Afalse%2C%22open_issues%22%3A9%2C%22has_issues%22%3Atrue%2C%22has_downloads%22%3Atrue%2C%22has_wiki%22%3Atrue%2C%22language%22%3A%22JavaScript%22%2C%22created_at%22%3A1371930870%2C%22pushed_at%22%3A1383284079%2C%22master_branch%22%3A%22master%22%2C%22organization%22%3A%22familyfound%22%7D%2C%22pusher%22%3A%7B%22name%22%3 has no method 'copy'
2013-11-01T05:34:41.254699+00:00 heroku[web.1]: Process exited with status 8

[niallo]

Explanation is in #286.