Pand and Tiger complete#4

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meltar wants to merge 7 commits intoRubyoffRails:masterfrom

Commits on May 19, 2013

Add execution time attribute
meltar
committed

Commits on May 20, 2013

Panda complete
meltar
committed

Commits on May 26, 2013

Tiger complete
meltar
committed

Commits on Jun 4, 2013

Commits on Jun 8, 2013

Simplify get '/' cases
meltar
committed