Made bow usable in left hand-with quiver in right

(if desired)
-Also reflect the changes in javadoc
TODO: change arrow trajectory accordingly ?
Moved quiver rendering special properties out of

the main renderer (stop preventing other IArrowContainer2 rendering)
-Fixed left sheathed bow not rendering on the back
-Removed magic numbers from main renderer
Javadoc fixing
Introduced network checker-Bump version number