Sun-Earth-Moon Model (correct dependencies)

!!! MAKE SURE TO PRINT THE NEWEST VERSION !!! UPDATES:Updated Assembly guide now available!The platforms got geometry changes with Version 1.5!! VERSIONS:Version 1.6:added a supportive structure for the earth axis due to strength issuesthe model now requires 10 precision balls (instead of 7)Version 1.5:The crank torque is now increased by the factor 4. One crankrotation is now 12,5 days.Please notice that the first 2 steps of the assembly guide are not correct anymore (switched gears of the axis and crank). Will update that soon. There has been a movement of the crank supports too, the platforms have other holes now and have to be printed again. Sorry for that!Reinforced axis partsFixed a bug where the bearing holder was missingImproved tolerancesRemoved unneeded gear Version 1.4:Reinforced clips of the moon axis holderReinforced Earth axis Version 1.3:Corrected a mesh with a bad slicing performance. -------------------------------------------------------------------------Sun-Earth-Moo