use gnu indent to enforce coding style and adapt source

- indent options are listed in ./.indent.pro
 - use test case to run indent

utils/stringv.h

@@ -16,7 +16,6 @@
  *
  */
 
-
 #ifndef _STRING_V_H_
 #define _STRING_V_H_
 
@@ -25,20 +24,18 @@
 #define     STRINGV_FREE_ALL    1
 
 // count number of strings in a NULL in a string vector
-size_t      stringv_len(char **array);
+size_t          stringv_len(char **array);
 
 // free all of the strings in a vector and optionally the vector pointer
-void        stringv_free(char **array,int b_free);
+void            stringv_free(char **array, int b_free);
 
 // deep copy of string vector.  returns a new vector pointer
-char**      stringv_copy(char **array);
+char          **stringv_copy(char **array);
 
 // returns a NULL terminated vector array to every location 'token' is found
-char**      stringv_find(char *string,char *token,int limit);
+char          **stringv_find(char *string, char *token, int limit);
 
 // returns a NULL terminated vector array of items delimited by 'token'
-char**      stringv_split(char *string,char *token,int limit);
-
-
+char          **stringv_split(char *string, char *token, int limit);
 
 #endif