Implemented save module

Implemented the save module, added a few accessors to Body file.
Implemented save module

created save method inside class engine and added a few accessor
functions to Body class.
small fix

Github is bugging out, small fix here
Revert "small fix"

This reverts commit a8efa1dab36fac63bcd13b04f565bd48f8491c52.
Fixed finally

Finally fixed github/eclipse conflict
Comment clarification

Clarified a few things in the javadocs
Comments continued
Merge remote-tracking branch 'origin/engine-save-module' into engine-structure-creation-new-temp

Conflicts:
	src/Engine/Body.java
	src/Engine/Engine.java

Merged save module