fixed optimizations, added rm /usr/bin/cms

Makefile

 appname = cms
 
 build:
-	gcc -o3 -o $(appname) src/*.c -std=c99
+	gcc -O3 -o $(appname) src/*.c -std=c99
 
 debug:
-	gcc -o3 -o $(appname) src/*.c -std=c99 -DDEBUG=1
+	gcc -o $(appname) src/*.c -std=c99 -DDEBUG=1
 
 install:
 	mv $(appname) /usr/bin/$(appname)
 	if [ -d /usr/share/$(appname) ]; then rm -r /usr/share/$(appname); fi
 	mkdir /usr/share/$(appname)
 	cp -r resources/* /usr/share/$(appname)
+
+uninstall:
+	rm /usr/bin/${appname}
+	rm -r /usr/share/${appname}