Clean up coding style
Declare method visibility
Return error code when calling get, post, put, patch, and delete methods
Use default empty data values when testing
Use request header to specify test being run
Fix PUT request method data values sending as GET
Add test to ensure request url contains "?" only when explicitly specified in the url
Fix #10: Remove trailing ? from request urls
Fix #11: Use protected instead of private for _exec()
Merge pull request #9 from DaniSancas/master

Fixes issue #8 "Nested arrays in data array are encoded at the same level as it's father array"
Clean up
Add test for nested arrays in data (#8)
Merge pull request #3 from php-curl-class/master

Actualización desde Base