Merge pull request #44 from mawalker/master

Update to Assignment Desc. & concurrency bug fix
Added bug fixes.
removed old project(s)
added 'hidden' files to removed list
new projects now import and compile & run properly
Merge branch 'master' of github.com:douglascraigschmidt/POSA-14

Conflicts:
	assignments/week-5-assignment-4/W5-A4-Android/Assignment-Description.txt
	assignments/week-5-assignment-4/W5-A4-Android/src/edu/vuum/mocca/PlayPingPong.java