Fixing JSON bool to support true/false.

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>
Added prop public'

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>
porting to eina_json

refactoring some macroes and func defs

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>