support for OpenCV grey images
updated interop/opencv/core.hpp for grey images
Add benchmarks for partitioning algorithms
Merge pull request #155 from Mageswaran1989/image_format-support-grey-images

image_format-support-grey-images
Merge pull request #157 from roshanr95/partitioning_algorithms

Add benchmarks for partitioning algorithms
Enable OpenCV on Travis-CI
Change function signature of search algorithms to match STL versions
Add benchmarks for search algorithms
Merge pull request #158 from roshanr95/search-algorithms

Search algorithms
Add benchmarks for permutation algorithms
Merge pull request #160 from roshanr95/permutation-algorithms

Add benchmarks for permutation algorithms
Fix errors in lce

Remove unused parameter
Fix discard() to work for all sizes
Add benchmark for lce

Added benchmark for lce and changed threads to 1024
Merge pull request #161 from roshanr95/lce

LCE
Add benchmarks for the new disributions
Merge pull request #163 from roshanr95/distribution-benchmarks

Add benchmarks for the new disributions