fix for content-type bug, plus removed use of SynapseMalformedEntityError from utils to avoid circular dependency
set Accept header to specify UTF-8
specify charset in request headers as well
Merge pull request #154 from cbare/content_type_bug_fix

fix for content-type bug, plus removed use of SynapseMalformedEntityErro...
_is_json should handle None in case there is no content-type
Merge pull request #156 from cbare/content_type_bug_fix

_is_json should handle None in case there is no content-type
Merge pull request #155 from cbare/develop

Refactoring and documentation improvements