Corrected example use of Concurrent::dataflow
Fixed bug in observer sets when block returns complex data types.
Updated to latest development dependencies.
Release pre-release update v0.5.0.pre.1
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Merge pull request #28 from rrrene/patch-1

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Added inch gem as a development dependency.
Released v0.5.0
Initial implementation of Delay.
Fixed obligation specs broken when creating Delay class.
Created MRI and JRuby specific implementations of FixedThreadPool

* Added (untested) Concurrent::Processor_count function
* Memoized processor_count
* Created shared specs for fixed thread pools.
* Renamed FixedThreadPool to RubyFixedThreadPool
* FixedThreadPool now cast as platform-specific implementation.
* JavaFixedThreadPool now passing all specs.
* All specs passing for all fixed thread pool implementations.
Merge pull request #31 from jdantonio/fixed_thread_pool

Created MRI and JRuby specific implementations of FixedThreadPool
Made pending a spec I broke while working on PR #31
Created MRI and JRuby specific implementations of CachedThreadPool

* Created new RubyCachedThreadPool class and associated files.
* CachedThreadPool and JavaCachedThreadPool both map to RubyCachedThreadPool.
* Fixed thread pool spec that worked for fixed pools but not cached pools.
* Updated RubyCachedThreadPool constructor to be more like RubyFixedThreadPool.
* Finished JRuby optimized CachedThreadPool.
Merge pull request #32 from jdantonio/cached_thread_pool

Created MRI and JRuby specific implementations of CachedThreadPool
Better cleanup of thread pool tests.
Added randomizer back to RSpec tests (unintentionally left it commented-out after debugging).
Removed gc hack from spec helper--it didn't fix the problem.
Merge remote-tracking branch 'origin/master' into remote-actors
More remote actor specs passing