added command line arg handling, so command line args could be set from within the app and be processed by cef (used OnBeforeCommandLineProcessing for implementation)
Update CefSharpApp.h
Update Cef.h
added exception in case of missing initialization call
removed BrowserCoreTest as BrowserCore is no more
made IsBrowserInitialized a Dependency Property
added check because Application.Current is not set when running unittests
ported unit tests to use xunit
+ nuget.org as package source for xunit @Appveyor
Merge pull request #1 from jornh/patch-1

Add nuget.org as package source for xunit @Appveyor
migrated cefCommandLineArgs to CefSettings
Add OnPluginCrashed to Request handler
Fix indentation (spaces not tabs)
Add GetSource() method (Requires CefStringVisitor implementation) - performs GetSource() in an async fashion, so doesn't just return a value
Implement GetSource and GetText in an Async fashion - uses TaskStringVisitor as a wrapper around a TaskCompletionSource
Add GetSource() Sync method and WinForms example usage
Fix CefSharp.csproj - Accidentally got updated during cherry pick
Add GetText() sync method
Fix minor indentation issue (formatting)
Add license disclaimer