Remove unused variable 'size'
Update and rename README to README.md

Markdownify + fix a few errors here and there
Update README.md

 - code blocks
 - slight text changes (rewording)
 - pretty printing
Merge pull request #132 from pkoretic/master

Remove unused variable 'size'
Merge pull request #133 from haneefmubarak/patch-1

Update and rename README to README.md
Fix minor typo in README file.
Add an empty README file to placate autoconf.
Reformat some code in json_object.c
Check for failures when allocating memory; return NULL and set errno=ENOMEM in a few of those cases.
Thanks to Susant Sahani for pointing out some of these.