rename ntube
fix incorrect handling of ntube radius and rename width to apothem because of math
fix incorrect apothem and apthemFromRadius equations and test cases... should I admit to studying math? Derp.
add .gitignore
include newline at start of operation block
more verbose output when finding new elements... thinking about how to make a clean implementation for module creation while traversing the tree.
add highlight modifier, test cases needed
rename to textcad