revising preliminary inflexible button handling callback
added height function
Restructured Node constructors. Ripples are getting worse! (╯°□°）╯︵ ┻━┻
Fixed the hell out of that snow!
merged
Merge branch 'Mapping' into tessallation
cam now moves with height.

- cam still has NaN-Issues
Merge branch 'ui' into tessallation
revising preliminary inflexible button handling callback
Merge branch 'master' into ui
using (and corrected) refined button handler invocation
TODO: "old" camera handler interferes with left mouse clicks/drags
non-ASCI characters on output (e.g. in compiler messages) may break certain shells preventing compiling
Merge branch 'ui' into tessallation
Camera function not NaNing / breaking anymore / merge tessalation
Grass is back, bettered mountains
compensating for stripe depth
 (\_/)
=(^.^)=
(")_(")  bunny approves this commit!
         (rewrote the whole damn camera-height-function.
                                   Should be better now.)
fixed floor/ceiling crap
moar reference points
Clamped reference points