More work on jsonbrowser.html. Plus a lot of refactoring.
More work on jsonbrowser.html. Changed query grammar to accept + - == != / % ! *.. etc
ANTLR updated to 3.5
Started work on autocomplete feature in jsonbrowser.html single-page app.
More jsonbrowser.html autocomplete progress.
Small jsonbrowser.html fix. Bumped version to 0.1.7-alpha1
Attempt at styling collapse/expand button
More tests for sum in expressions
Added support for isof() with two arguments and conditionoal if (iif).
Added option to set Credentials on IWebClient
Merge branch 'master' into async-csharp-five

Conflicts:
	app/Pomona.Common/Web/IWebClient.cs
	tests/Pomona.SystemTests/ClientTestsBase.cs
	tests/Pomona.TestHelpers/NancyTestingWebClient.cs
Fixed compile fail after master merge