Added missing versions to nuspec dependencies
Added CommonAssemblyInfo.cs
Added $ replacement token to .nuspec
Added *.nupkg to .gitignore
Fixes #272 - allow underscores in property names.
Fixes #245 - XML escaping in MSSQL sink.
Fixes #227 - reduce the over-generous depth limit and provide `Destructure.ToMaximumDepth(x)` to increase if needed.
Merge pull request #264 from khellang/nuspec

Added missing versions to nuspec dependencies
Patch up the .NET 4.0 build
Use 1.0.0 as the default informational version so it's easy to spot when it might have been un-patched during a build
Changlist
Merge branch 'master' of https://github.com/serilog/serilog into feature/elasticsearch-sink-improvements

Conflicts:
	Serilog.sln
	src/Serilog.Sinks.ElasticSearch/Serilog.Sinks.ElasticSearch.csproj