* Add colab link
* Use mmcv-full in requirements
* Migrate to MMCV 1.0.2
* Resolve path issue
* Use newest MMDet
* Update projects
* Update install process
* Add upsample_cfg support in FPN
* small fix
* Add multiple extra conv sources
* small logical fix
* Add neck tests for fpn
* Add neck tests for fpn
* fixed several typos
* resolved issues
* Removed extra_convs_source option
* added necks to apis.rst
* change according to comments
* reconfigured configs