null check if value is null before trying to convert into jtoken fixes #210
Merge pull request #211 from aromasca/master

null check if value is null before trying to convert into jtoken
Spelling error in description: types
Fix Bug when Convert Xml and Xml dont have namespace and one of children have namespace
fix bad using in last commit
-Changed null values in JToken extension data dictionary to be JTokenType.Null
Merge pull request #216 from patryk/patch-1

Spelling error in description: types
Merge branch 'master' of https://github.com/ygalbel/Newtonsoft.Json into ygalbel-master
-Fixed error with whitespace only JSONPath
-Fixed property query path that starts with $
-Fixed array query path with open brace after $