Dvc

1) [Don't use `.dvc/lock` and `.dvc/state.lock` when running `dvc get` to workaround NFS and CIFS limitations](https://github.com/iterative/dvc/issues/2135);
2) [Run dvc in git hooks only if current branch is a dvc repository](https://github.com/iterative/dvc/issues/2208); Kudos gthb :tada:
3) [Speedup (up to x2) `dvc pull/push/fetch` with multiple targets specified](https://github.com/iterative/dvc/issues/2308);
4) [Remove `--show-checksums` option from `dvc status` command](https://github.com/iterative/dvc/issues/2085); Kudos kurianbenoy :tada:
5) [Fix bug in `dvc repro`, which threw an error when specifying `--single-item` through CLI](https://github.com/iterative/dvc/issues/2354);

1) [`-x|--xpath` specified in `dvc metrics show` command now overrides xpath defined in the dvc-file](https://github.com/iterative/dvc/issues/2285);
2) [Deduplicated files in a hint printed by in `dvc run` command](https://github.com/iterative/dvc/issues/1475);
3) [Temporarily fixed ruamel.yaml version range to avoid installation problems on alpine linux](https://github.com/iterative/dvc/issues/2334); Kudos AlexJoz :tada:

1) [Support older `md5` tool versions for external ssh deps/outs;](https://github.com/iterative/dvc/issues/2242)
2) [Add a workaround for submodules bug in gitpython;](https://github.com/iterative/dvc/issues/1898); Kudos gdyuldin :tada:
3) [Fixed bash autocompletion;](https://github.com/iterative/dvc/issues/2069)Kudos Naba7 :tada:
4) [Fixed bugs in ssh remote that caused unexpected errors;](https://github.com/iterative/dvc/issues/2280)
5) [Sped up dir checksum calculation for ssh remote;](https://github.com/iterative/dvc/pull/2278)
6) [Fixed recursion when using deepcopy for PathInfos;](https://github.com/iterative/dvc/issues/2259)
7) [Fixed --jobs bug in pull/push/etc;](https://github.com/iterative/dvc/pull/2289)
8) [Lock `dvc import-url` stages by default;](https://github.com/iterative/dvc/pull/2307)
9) [Fixed bug that caused dvc-file checksum change when `meta` field changes;](https://github.com/iterative/dvc/issues/2209)
10) [Fixed bug in ssh remote, that caused multiple password prompts;](https://github.com/iterative/dvc/issues/2305)
11) [Fixed bug in checksum calculation for directories, that caused dvc to not use state db for files inside of that dir, which resulted in performance degradation;](https://github.com/iterative/dvc/issues/2258)
12) [Temporarily made psutil dependency optional for `dvc version` command;](https://github.com/iterative/dvc/issues/2284)

1) [Fixed directory collection process](https://github.com/iterative/dvc/pull/2270);
2) [Fixed signal handling bug in `dvc run`](https://github.com/iterative/dvc/pull/2271);

1) [Fixed a bug in `dvc import` that was throwing an error if path to data was specified with a trailing /](https://github.com/iterative/dvc/issues/2237);
2) [Supported dvcignores for ignoring files/dirs when using `dvc add/run/etc`;](https://github.com/iterative/dvc/issues/1876);
3) [Removed beta warnings from `dvc import`](https://github.com/iterative/dvc/pull/2257);
4) [Fixed bug in `dvc run` where it would try to use build cache for callback stages](https://github.com/iterative/dvc/issues/1913);
5) [Fixed bug in `dvc import`, where it wasn't adding output to the gitignore](https://github.com/iterative/dvc/issues/2263);
6) [Excluded analytics warning from `dvc init` message when analytics is disabled](https://github.com/iterative/dvc/issues/2267); Kudos mindsbackyard :tada:
7) [SSH remote now uses connection pool to speedup external deps/outs scenario](https://github.com/iterative/dvc/pull/2264);

1) [Unified terminology in dvc help messages](https://github.com/iterative/dvc/pull/2112);
2) [Fixed ssh race condition when creating cache directories](https://github.com/iterative/dvc/issues/1862);
3) [Optimized state db access when cleaning up unused links on checkout](https://github.com/iterative/dvc/issues/2093);
4) [Updated bash autocomplete script](https://github.com/iterative/dvc/pull/2195); Kudos Naba7 🎉
5) [Switched to using travis windows builds instead of appveyor](https://github.com/iterative/dvc/pull/2222);
6) [Parallelized checksum computations for directories](https://github.com/iterative/dvc/issues/2073); Kudos Witiko 🎉
7) [Fixed a bug where dvc checkout was leaving old workspace links when there was no checksum in the dvc file](https://github.com/iterative/dvc/issues/2146);
8) [Optimized DAG build, achieving >x20 performance improvement](https://github.com/iterative/dvc/issues/2203);
9) [Fixed a bug in scm, where dvc was trying to fetch remote branches if there were none such branches locally](https://github.com/iterative/dvc/issues/2213);
10) [Optimize repro to not check status if --force is arlready specified](https://github.com/iterative/dvc/pull/2245);
11) [Started using travis stages to properly organize release deployment](https://github.com/iterative/dvc/pull/2249);