hi #1

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sirells007 wants to merge 3 commits intocambridgecoding:masterfrom

mcredstone:master

Commits on Mar 14, 2015

final game
Z603 (Course ID)
committed

Commits on Mar 31, 2015

Skype call commit.
mcredstone
committed

Commits on Apr 1, 2015

Added CCA challenge snippets.
mcredstone
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