don't enable if whitelist and not authorized

This prevents just the cookie alone being enough to trigger profiling,
even if the profiling results cannot be viewed

closes #30
move dependencies to gemspec

closes #21
Merge pull request #31 from codekitchen/cookie_whitelist_enforcement

don't enable if whitelist and not authorized
add MIT license
Merge pull request #40 from gregmolnar/license

add MIT license
Sequel reports DB query execution time in seconds, but our internal API expects milliseconds, so convert them.
Allow the MemoryStore thread to shut down so it won't remain live in hot deploy scenarios.

Fixes part of #42: Memory leak on JRuby.
Merge pull request #41 from nirvdrum/fix_sequel_time_reporting

Sequel reports DB query execution time in seconds, but our internal API expects milliseconds, so convert them.
Merge pull request #43 from nirvdrum/fixed_jruby_memory_leak

Allow the MemoryStore thread to shut down so it won't remain live in hot deploy scenarios.
Merge pull request #37 from gregmolnar/gemfile

move dependencies to gemspec
hidden c mode for flamegraph
preparing for 0.9.0 release
prepping for 0.9 release
generate gemfile
rename access control section
rearrange sections

* all configuration documentation consolidated under one section
* other sections shifted around a bit based on my (@jjb's) subjective judgement of importance

n.b. there is redundancy in the configuration options section, which will be consolidated
in a subsequent commit
consolidate rails initializer documentation
consolidated documentation of configuration options
remove note about new home

which is irrelevant in this repo...
create features list

and move description of db profiling there