removed coersion to numbers. This was really not a good idea.
Merge pull request #62 from dselivanov/master

Issues fix
Merge pull request #61 from stanstrup/master

removed coersion to numbers. This was really not a good idea.
merging

Merge branch 'master' of https://github.com/mongosoup/rmongodb

Conflicts:
	R/bson_convert.R