Optimization and benchmark

Optimized design 2's pointCP's rotatePoint method (only needs to add
angle since it's already polar).
Benchmarked design 2 with TestDesign.
Comments

comments on TestDesign.java
Comments2

//creates a new instance every time
Merge branch 'lab1-design2' of https://github.com/edalp008/SEG2105 into edalp008-lab1-design2

Conflicts:
	.gitignore
	src/TestDesign.java
Merge branch 'edalp008-lab1-design2' into lab1-design2