Update mbtiles pom.xml name and description
Allow the user to call MBTilesFiles.init() twice by adding IF NOT EXISTS to CREATE TABLE statements
Update MBTiles pom.xml name to follow other GeoTools modules
Merge pull request #426 from jericks/geot-4777

Update mbtiles pom.xml name and description
Merge pull request #427 from jericks/geot-4778

Allow the user to call MBTilesFiles.init() twice