removed empty log_extractor package
added mongodb-dev as rosdep dependency
Merge pull request #74 from cburbridge/hydro-devel

Move default parameter store. Closes #71
Renamed ros_datacentre to mongodb_store for to fix #69.
Renamed launch file.
Merge pull request #76 from hawesie/hydro-devel

Renamed ros_datacentre to mongodb_store for to fix #69.
More renaming to mongodb_store
Renamed rosparams `datacentre_` to `mongodb_`.

Fixes #69
updated changelogs
0.0.3