Continiue on sync conflicts, add timezone to database connection

src/main/scala/de/tobias/playpad/server/PlayPadServer.scala

...main/scala/de/tobias/playpad/server/project/Project.scala

...a/de/tobias/playpad/server/project/ProjectReference.scala

...as/playpad/server/project/loader/json/ProjectLoader.scala

...tobias/playpad/server/project/loader/sql/PageLoader.scala

...ias/playpad/server/project/loader/sql/ProjectLoader.scala

...bias/playpad/server/project/saver/json/ProjectSaver.scala

...e/tobias/playpad/server/project/saver/sql/PageSaver.scala

...obias/playpad/server/project/saver/sql/ProjectSaver.scala

...scala/de/tobias/playpad/server/project/utils/SqlDef.scala

...ain/scala/de/tobias/playpad/server/server/SqlHelper.scala

.../de/tobias/playpad/server/server/project/ProjectGet.scala

...laypad/server/server/project/ProjectModificationGet.scala

...de/tobias/playpad/server/server/project/ProjectPost.scala

...aypad/server/server/project/sync/ProjectSyncHandler.scala