Added test to reproduce #449.
Update tests/Gedmo/Sortable/SortableTest.php

add test for update position
added new Sluggble option - removeDoubleSlug (optional, default=false)
Sometime slugable generate ugly slugs (when used with length limit) like some-slug--2, this option provide ability to remove double slugs.
Disabled by default for BC
updated docs
* updated variable name to removeDoubleSeparator
changed behavior to default, added unit test
+ added unit tests
add a blameable extension to track which user created updated or changed entity
blameable: use listener instead of db adapter for user information. small cleanups
blameable: adding tests
cs fix
support __toString as well, import exception we use
adjust documentation to simplification
add blameable to example app
fix typo in BlameableEntity trait
Merge remote-tracking branch 'umpirsky/sluggable-softdeleteable-unique' into issue-449
Allow SluggableListener to manage filters, and test application with SoftDeletable
Corrected a typo
Merge pull request #544 from dbu/blameable

add a blameable extension to track which user created updated or changed entity
Merge pull request #549 from craigmarvelley/issue-449

Allow Sluggable extension to manage filters