Initial src and test folder

.
├── src
│   ├── JSON2C.c
│   └── JSON2C.h
└── test
    ├── Makefile
    ├── sample.json
    └── test.c
[Test] Implement function to read file and convert to string

 * convertFileToString
[Test] add debug log, and implement function to show HEX array

* printHexArray
[Feature] define JSON type, and implement function to get json type description

* undefined
* null
* boolean
* number
* string
* object
* array
[Featrue] imeplement function to remove blank

* json_removeBlank