v0.5.1
- Use robin_hood::unordered_map instead of std::unordered_map for performance improvement;
- The program rwr adds support for the weights and direction of the network;
- The program data_norm adds support for the trimmed mean of M-values (TMM) algorithm;
- The program data_filter adds support for filter based on a percentage (i.e. keep 75% of total genes).