Fixed link to accelerated video in readme
Crediting Maurício and André; information links
Merge pull request #2 from alcarvalho/master

JRuby + SWT
using correct script for JRuby/swt execution
Merge branch 'mock-update' of git://github.com/alcarvalho/ruby2600 into alcarvalho-mock-update
Merge pull request #3 from rmm5t/patch-1

Fixed link to accelerated video in readme
documenting optimization ideas
Adding frame counter to swt (jruby)
Ball size optimization with bit operations
Missile size optimization with bit operations.
First collision optimization with bit operations
Protect bits 6 and 7 from registers CTRLPF and NUSIZs
The tests should include numbers of up to 6 bits for these registers.