Update Main.java
final submit of test
edit drawboard for removing
Merge branch 'master' of https://github.com/present1117/PLTProject

Conflicts:
	runnable/Main.java
Update Drawing.java
update traverse for remove
Merge branch 'master' of github.com:present1117/PLTProject
Update Main.java
Update Drawing.java
Merge branch 'master' of github.com:present1117/PLTProject
GameDesigner.java for multipiece.bgd
Update Main.java
Update Drawing.java
Update Main.java
Update Drawing.java
free bugs in lexing.py
free bugs in lexing.py
action function defalt value: false