Only autodetect if we have a test directory.
Merge branch 'missing-test-dir-bug' of git://github.com/sedrik/erlang.mk
Add bootstrap plugin
Fix package fetching

Two issues got fixed:
* The variable name for the package file got changed to PKG_FILE2
  to avoid conflicts with the PKG_FILE from previous erlang.mk versions.
* The way repositories are fetched changed to fix an issue preventing
  fetching the package file *and* the repositories on the same invokation.
Add command-line help to the bootstrap plugin
Switch to the new erlang.mk
Fix a small error in the README
Fix markdown in README
Change cowlib version to 1.0.0
Fix fetching of deps specified in the Makefile
Use the new cowlib URL
Change ranch URL and version to 1.0.0
Also delete the relx executable on distclean
Change cowboy URL and version to 1.0.0
Change extend -> ninenines links
Fixed output of help command

list-templates was replaced by bootstrap-lib in the output of the help command.
Merge branch 'patch-1' of git://github.com/corpy/erlang.mk
Merge remote-tracking branch 'upstream/master'