Merge branch 'master' of ssh://www.orekit.org/rugged-main

.../orekit/rugged/intersection/duvenhage/MinMaxTreeTile.java

.../rugged/intersection/duvenhage/MinMaxTreeTileFactory.java

src/main/java/org/orekit/rugged/linesensor/LineDatation.java

src/main/java/org/orekit/rugged/linesensor/LineSensor.java

...java/org/orekit/rugged/linesensor/LinearLineDatation.java

...org/orekit/rugged/linesensor/SensorMeanPlaneCrossing.java

src/main/java/org/orekit/rugged/linesensor/SensorPixel.java

...ava/org/orekit/rugged/linesensor/SensorPixelCrossing.java

src/main/java/org/orekit/rugged/los/FixedRotation.java

src/main/java/org/orekit/rugged/los/LOSBuilder.java

src/main/java/org/orekit/rugged/los/LOSTransform.java

src/main/java/org/orekit/rugged/los/PolynomialRotation.java

src/main/java/org/orekit/rugged/los/TimeDependentLOS.java

...va/org/orekit/rugged/los/TimeIndependentLOSTransform.java

src/main/java/org/orekit/rugged/raster/SimpleTile.java

...main/java/org/orekit/rugged/raster/SimpleTileFactory.java

src/main/java/org/orekit/rugged/raster/Tile.java

src/main/java/org/orekit/rugged/raster/TileFactory.java

src/main/java/org/orekit/rugged/raster/TileUpdater.java

src/main/java/org/orekit/rugged/raster/TilesCache.java