Merge tag 'v1.4.7'

1.4.7
Add contribution guidelines

Uses https://cla.strongloop.com
fix(initialization): bug fix for setting limit on number of connections in connection pool
Merge pull request #58 from cpentra1/master

fix(initialization): bug fix for setting limit on number of connections ...
v1.4.8
Merge branch 'release/1.4.8' into production