* Add CopyrightHeader support for sbt-boilerplate plugin.
* Add CopyrightHeader support for `*.proto` files.
* Add regex match for both `–` and `-` for CopyrightHeader.
* Add CopyrightHeader support for sbt build files.
* Update copyright from 2018 to 2019.
+ enable parallel execution
+ exclude perf tests (TODO mark more as such)
+ uses sbt-dependency-graph plugin
+ implement dependency tracking for testing of only these
+ project which could have been affected by a given PR