Updating Readme example to correct error in first linq style querying example

Please see https://github.com/json4s/json4s/issues/61 for more info
Merge pull request #62 from ikenna/master

Updating Readme example to correct error in first linq style querying ex...
clazz.getDeclaringClass may also throw NullPointerException
Merge pull request #67 from lukiano/master

Bug in ScalaSigReader: clazz.getDeclaringClass may also throw NullPointerException
test case for nested objects bug
safeSimpleName
Merge pull request #68 from hvesalai/nestedobjects

Fix for getSimpleName for nested objects