bgclean enhancements

Cleaning enhancements (#552)

* Reordoring clean steps; adding flags to disable cleaning parts.
* Bump version to 0.14.19.

es directory index

Added a way to read directories on ES from a different index (#543)

* Added a way to read directories on ES from a different index
* incremented minor version

v0.14.12: Bump to 0.14.12

Signed-off-by: Jean-Francois Weber-Marx <jfwm@hotmail.com>

v0.14.10

Release 0.14.10

Signed-off-by: Adrien Gentil <a.gentil@criteo.com>

v0.14.9: Bump version to 0.14.9

Signed-off-by: Jean-Francois Weber-Marx <jfwm@hotmail.com>

v0.14.8

Bump version to 14.8

v0.14.7

Bump version

v0.14.4: Merge pull request #490 from geobeau/fix-graphite-metadata-cache

Bump version to 0.14.4

v0.9.0

Release 0.9.0

v0.8.4

Fixed

• Better logging

New

• Add bgutil copy
• Better exception in carbon.py when metric can't be found