caching
ignoring teamcity, .user and orig files
bumped version: caching
gzip is optional, added caching tests
Merge remote-tracking branch 'origin/master'

Conflicts:
	Everest.UnitTests/Everest.UnitTests.csproj
	Everest/Everest.csproj
	Everest/Everest.nuspec
	Everest/Properties/AssemblyInfo.cs
	Everest/RestClient.cs