Add "php_array2list" function, an array to string list function.  Corrected a few bugs.
Add "php_array2list" function, an array to string list function.  Corrected
a few bugs.

faegi/php_ogr,faegi/php_ogr,faegi/php_ogr,ejn/php_ogr,ejn/php_ogr,faegi/php_ogr,ejn/php_ogr