Polly-Signed 4.5.0-beta-netstandar-0001

 4.5.0-beta
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 - Added .NET Standard 1.0 nuget package support (beta)

 4.4.0-beta
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 - Added .NET Standard 1.6 library, to support .NETCore1.0 RTM (beta)

 4.3.0
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 - Added ability for policies to handle return results.  Optimised circuit-breaker hot path.  Fixed circuit-breaker threshold bug.  
 
 4.2.4
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 - Added overloads to WaitAndRetry and WaitAndRetryAsync methods that accept an onRetry delegate which includes the attempt count.
 
 4.2.3
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 - Cleaned up new Polly.Net40Async NuGet package, removing Polly.dll and unused framework folders.
 
 4.2.2
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 - Add new Polly.Net40Async project supporting async for .NET40 via Microsoft.Bcl.Async.  This is available as separate Nuget packages Polly.Net40Async and Polly.Net40Async-signed.

 4.2.1
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 - Allowed async onRetry delegates to async retry policies.

 4.2.0
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 - Added AdvancedCircuitBreaker - Thanks to @reisenberger and @kristianhald
 
 4.1.2
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 - Fixed an issue with the onReset delegate of the CircuitBreaker.
 
 4.1.1
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 - Add ExecuteAndCapture support with arbitrary context data - Thanks to @reisenberger
 
 4.1.0 
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 - Add Wait and retry forever policy - Thanks to @nedstoyanov 
 - Remove time-limit on CircuitBreaker state-change delegates - Thanks to @reisenberger 
 
 4.0.0 
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 - Add async support and circuit-breaker support for ContextualPolicy 
 - Add manual control of circuit-breaker (reset and manual circuit isolation) 
 - Add public reporting of circuit-breaker state, for health/performance monitoring 
 - Add delegates on changes of circuit state - Thanks to @reisenberger 
 
 3.0.0 
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 - Add cancellation support for all async Policy execution - Thanks to @reisenberger 
 
 2.2.7 
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 - Fixes an issue where continueOnCapturedContext needed to be specified in two places (on action execution and Policy configuration), when wanting to flow async action execution on the captured context - Thanks to @reisenberger 
 - Fixes excess line ending issues 
 
 2.2.6 
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 - Async sleep fix, plus added continueOnCapturedContext parameter on async methods to control whether continuation and retry will run on captured synchronization context - Thanks to @yevhen 
 
 2.2.5
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 - Policies with a retry count of zero are now allowed
 
 2.2.4
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 - Add .NET Core support
 
 2.2.3
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 - Fix PCL implementation of `SystemClock.Reset`
 - Added ability to capture the results of executing a policy via `ExecuteAndCapture`
 
 2.2.2
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 - Added extra `NotOnCapturedContext` call to prevent potential deadlocks when blocking on asynchronous calls
 
 2.2.1
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 - Replaced non-blocking sleep implementation with a blocking one for PCL
 
 2.2.0
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 - Added Async Support (PCL)
 - PCL Profile updated from Profile78 ->  Profile 259
 - Added missing WaitAndRetryAsync overload
 
 2.1.0
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 - Added Async Support (.NET Framework 4.5 Only)
 
 2.0.0
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 - Added Portable Class Library
 - The "Polly" NuGet package is now no longer strongly named. The strongly named NuGet package is now "Polly-Signed"
 
 1.1.0
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 - Added additional overloads to Retry
 - Allow arbitrary data to be passed to policy execution