1.15: Sort coursier results

For cache purposes

1.13: Cache parsed configs

Closes #54

1.11

v1.11 adds functionality to show the diffs of formatting, and fixed b…

1.10

v1.10 bumping for sbt 1.0.0-RC3 and sbt 0.13.16

1.9

v1.9 including formatting a directory bugfix, support new sbt 1.0.0 r…

1.8: Merge pull request #30 from hseeberger/29-unknown-scalafmt-version

Fix support for unknown Scalafmt version (closes #29)

1.7: Merge pull request #23 from mpollmeier/test-on-compile

additional setting: scalafmtTestOnCompile

1.6

More Scala version fixes

1.5

Fix Scala version for scalafmt-impl

1.4

Add root *.scala sources if sourcesInBase is true