list 'bear' as an application dependency

see https://github.com/boundary/folsom/issues/82
Merge pull request #83 from johnfoconnor/patch-1

list 'bear' as an application dependency
Bumping Bear version to use the harmonic_mean behaviour fix
Fixing broken setup of tests. Bear wasn't started.
Merge pull request #86 from sata/bump-bear-version

Bump bear version
Merge https://github.com/boundary/folsom

Conflicts:
	rebar.config
Update erlang.mk