am c57930aa: am e96b6838: Merge change I4758f121 into eclair-mr2

Merge commit 'c57930aa679385b87852a9805b971a4fb91c65be'

* commit 'c57930aa679385b87852a9805b971a4fb91c65be':
  Added the Protractor algorithm for calculating the minimum cosine distance between gestures