Prepare for newrelic 3.0.

! Incompatible change in Newrelic 3.0.
  Please update your copy of 04_newrelic.ini from the sample provided.
- Tweaked stock newrelic.cfg.
- NR related scripts and daemon will only run if env var
  `NEW_RELIC_LICENSE_KEY` is defined and that the 3.0 package specific
  `NEWRELIC_VERSION` file exists in /app/local/newrelic.
Bundle PHP newrelic agent extension and deploy on slugc.
Newrelic version: 3.2.5.147.

Closes #8.
create our own s3 bucket
APC 3.1.13 and libmemcached 1.0.17
Merge branch 'newrelic/3.1' of https://github.com/eResults/heroku-buildpack-php-tyler

Conflicts:
	bin/compile
	support/package_newrelic
libmemcached 1.0.17 fails to compile back to 1.0.7
-e flag fixes f invalid flag error on Mac OS
new new relic version and other bucket