* Decreased the scope of polygonToPath and distance variables. Added a
new variable for the lasso path color. Removed the color setting from
handleDragStart, since this is already set in handleDrag. Added a
closePathColor "#bb2f00" which is the complementary of lasso path color.
When a lasso can close, the color will change from blue to red.
* Fix some linter issues.
* Fixed some linter issues.
* Fixing some linter issues.
* Changed lasso open and closed to BLUE5 and GREEN5 respectively.
