Theano benchmark: Refactored code; Added warm-up call for proper timing; Added conv_gemm benchmark
Theano benchmark: Refactored code; Added warm-up call for proper timing; Added conv_gemm benchmark

soumith/convnet-benchmarks,soumith/convnet-benchmarks,soumith/convnet-benchmarks,soumith/convnet-benchmarks,soumith/convnet-benchmarks