changes contentType to match required one in 5.0 RepositoryResource's POST request; this is being done here also because this project is no longer active (i.e. has no active releases) since May 2011 (as per http://codingwithcoffee.com/?p=272 and https://code.google.com/p/jquery-i18n-properties/downloads/list)
Merge pull request #174 from pedrofvteixeira/master

changes contentType to match required one in 5.0 RepositoryResource's PO...