proposal for #611

setting of center and zoom values before initialization of the map with
different values between different contexts (single image and album)
Revert "proposal for #611"

This reverts commit 48b2afced8bed54196712fabc8b5705474ba6c71.
remove unneeded declarations
different message for missing setup files on a clone install.
loosen some permissions

Use 0777 when files/folders are about to be removed or renamed.
more permissions
fix #613
carry coordinates internally in float format
Merge remote-tracking branch 'origin/master' into 1.4.6

Conflicts:
	zp-core/Zenphoto.package
	zp-core/class-feed.php

	modified:   zp-core/admin-functions.php
	modified:   zp-core/admin-logs.php
	modified:   zp-core/admin.php
	modified:   zp-core/class-album.php
	modified:   zp-core/class-feed.php
	modified:   zp-core/class-image.php
	modified:   zp-core/functions-image.php
	modified:   zp-core/reconfigure.php
	modified:   zp-core/setup.php
	modified:   zp-core/setup/index.php
	modified:   zp-core/setup/setup-functions.php
	modified:   zp-core/zp-extensions/GoogleMap.php
	modified:   zp-core/zp-extensions/auto_backup.php
	modified:   zp-core/zp-extensions/crop_image.php
	modified:   zp-core/zp-extensions/favoritesHandler.php
	modified:   zp-core/zp-extensions/sitemap-extended.php
	modified:   zp-core/zp-extensions/static_html_cache.php
	modified:   zp-core/zp-extensions/uploader_jQuery/uploader.php
	modified:   zp-core/zp-extensions/xmpMetadata.php