add active discussion/enh and help wanted

this also carries over the twitter on readme from bids-standard#268 to keep consistency

README.md

@@ -1,5 +1,6 @@
 [![Build Status](https://travis-ci.com/bids-standard/bids-specification.svg?branch=master)](https://travis-ci.com/bids-standard/bids-specification)
 [![CircleCI](https://circleci.com/gh/bids-standard/bids-specification.svg?style=svg)](https://circleci.com/gh/bids-standard/bids-specification)
+[![@BIDSstandard](http://img.shields.io/twitter/follow/bidsstandard.svg?style=social)](https://twitter.com/BIDSstandard)
 
 ![BIDS logo](BIDS_logo/BIDS_logo_black_transparent_background_crop.png)
 
@@ -11,3 +12,27 @@ In this repository, we develop the
 
 If you want to become a part of the BIDS community and contribute to the specification, please see our
 [contributing guidelines](./CONTRIBUTING.md).
+
+**Active discussions and enhancements**
+
+[BIDS governance document](https://docs.google.com/document/d/1R-J2lL9V_wIkYhye4zH-feyl4P4J8NyO40rIYyY141o/edit) - discussion in https://github.com/bids-standard/bids-specification/issues/260
+
+[Centralizing BIDS resources](https://docs.google.com/document/d/1u680oW6ktEXKyE6_V3kcdZAZ5Ma445ZwG9_oBuE7z1A/edit) - discussion in https://github.com/bids-standard/bids-specification/issues/247
+
+Common Derivatives (BEP003) - discussion in https://github.com/bids-standard/bids-specification/pull/265 and partially in https://github.com/bids-standard/bids-specification/pull/207  
+
+  
+
+**Help Wanted**
+
+[Automatic enforcement of the 5 day rule](https://github.com/bids-standard/bids-specification/issues/147)
+
+[PDF version of the specification](https://github.com/bids-standard/bids-specification/issues/135)
+
+[Automatically generate DOI for all specification releases](https://github.com/bids-standard/bids-specification/issues/66)
+
+   
+   
+If you are interested in getting occasional emails about BIDS updates please sign up for our [mailing list](https://docs.google.com/forms/d/1ZLi5qRTuX11KGK7qIidSdZvznFoXAqr2wh6003okv-0/edit) 
+
+