allow specifying default position for map fields with 'default_loc' configuration parameter
use std parameter for passing default map location instead of custom param
Merge pull request #348 from pospi/master

allow specifying default position for map fields
Fix not show upload button after delete image when reach max_file_uploads. #347
Small fix for PHP notice in WP 3.6
Merge branch 'master' of https://github.com/rilwis/meta-box