Added missing XmlDocSig for FSharpMemberFunctionOrValue's Events, Methods and Properties
Added catch for vref.TopValActualParent.CompilationPathOpt which some times throws exceptions
Added Entity, Field, UnionCase fixes for XmlDocSig
Added Tests for XmlDocSig
Updated ServiceDeclarations to support XmlDocSigs as raw options
Updated symbols to use refactored ServiceDeclarations
Added tests
Fix weird text corruption issue in test
Merge pull request #214 from 7sharp9/missingXmlDocSig

Added missing XmlDocSig for FSharpMemberFunctionOrValue's Events, Methods and Properties