* Don't use this as a variable, so we can compile with a C++ compiler

  * Don't use this as a variable, so we can compile with a C++ compiler
  * Add casts from void* to type of assignment when using malloc
  * Add #ifdef __cplusplus guards to all of the headers
  * Add typedefs for json_object, json_tokener, array_list, printbuf, lh_table
    Michael Clark, <michael@metaparadigm.com>

git-svn-id: http://svn.metaparadigm.com/svn/json-c/trunk@33 327403b1-1117-474d-bef2-5cb71233fd97