remove --show-deprecations from man page
dump failed feature output on timeout
temporary patches due to unfinished refactoring
add DSL directories() command
move Guardfile to config and symlink

Since we don't want to watch the whole project dir,
we move Guardfile to config/ and watch config so
reevaluating works.
Merge pull request #676 from guard/e2-directories_in_guardfile

directories in guardfile