Windows Phone 8 projects, sample and start (does not yet compile)
Windows Phone 8 project now compiles.
Windows Phone 8 functionality operational.
Unit tests for Windows Phone 8.
Locking version to avoid System.Concurrency.
New custom dimension and metric handling.
Fix Windows Phone 8 unit tests.
Merge branch 'master' into dev
Merge branch 'master' into winphone-8

Conflicts:
	Source/CSharpAnalytics.Tests/Activities/CampaignActivityTests.cs
	Source/CSharpAnalytics.Tests/Activities/SocialActivityTests.cs
	Source/CSharpAnalytics.Tests/AutoMeasurement/AnalyticsScreenNameAttributeTests.cs
	Source/CSharpAnalytics.Tests/Protocols/Measurement/MeasurementConfigurationTests.cs
Merge branch 'master' into dev
Merge branch 'master' into winphone-8
Merge branch 'dev' of https://github.com/AttackPattern/CSharpAnalytics into dev
Merge branch 'master' into dev
Merge branch 'master' into winphone-8
Merge branch 'master' into winphone-8
Merge branch 'master' into dev
Track launch reason on Windows Phone 8.
Correct Windows Phone version number code.
Rework thread-safety of custom metrics and dimensions for WinPhone compat.
Push CheckInternetAvailable down to BackgroundHttpRequester base class.