latlng_conv_package：从wgs84转换到google坐标/高德坐标（php版）
Revert "latlng_conv_package：从wgs84转换到google坐标/高德坐标（php版）"

This reverts commit 3e57aa7756d19fb35fc41ade4d4e39a5bae13355.
latlng_conv_package：delete some documents