update merecator
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2
some changes in master
Merge branch 'master' of https://github.com/aseldawy/spatialhadoop2