- Moved yang patch code to new files restconf_methods_patch.[ch]

- Started modifying patch code to style guidelines
- Made patch test independent of example
- Added developers style guidelines

apps/restconf/restconf_methods.h

@@ -39,11 +39,16 @@
 #ifndef _RESTCONF_METHODS_H_
 #define _RESTCONF_METHODS_H_
 
-#define TEMP_STR_MALLOC_SIZE 5000
 /*
  * Prototypes
  */
 int api_data_options(clicon_handle h, void *req);
+int api_data_write(clicon_handle h, void *req, char *api_path0, 
+		   cvec *pcvec, int pi,
+		   cvec *qvec, char *data,
+		   int pretty, restconf_media media_in, restconf_media media_out,
+		   int plain_patch, ietf_ds_t ds);
+
 int api_data_put(clicon_handle h, void *req, char *api_path, 
 		 cvec *pcvec, int pi, 
 		 cvec *qvec, char *data,