Updating CHANGELOG for 0.9.0 release.
Updating CHANGELOG for 0.9.0 release.

kidaa/aurora,medallia/aurora,medallia/aurora,kidaa/aurora,wfarner/aurora,wfarner/aurora,medallia/aurora,crashlytics/aurora,medallia/aurora,shahankhatch/aurora,shahankhatch/aurora,protochron/aurora,apache/aurora,thinker0/aurora,protochron/aurora,protochron/aurora,mschenck/aurora,apache/aurora,rdelval/aurora,rosmo/aurora,shahankhatch/aurora,rosmo/aurora,rdelval/aurora,thinker0/aurora,kidaa/aurora,medallia/aurora,thinker0/aurora,shahankhatch/aurora,shahankhatch/aurora,kidaa/aurora,rdelval/aurora,kidaa/aurora,wfarner/aurora,protochron/aurora,protochron/aurora,apache/aurora,rosmo/aurora,crashlytics/aurora,crashlytics/aurora,thinker0/aurora,apache/aurora,rdelval/aurora,thinker0/aurora,crashlytics/aurora,rosmo/aurora,kidaa/aurora,thinker0/aurora,rosmo/aurora,medallia/aurora,wfarner/aurora,mschenck/aurora,protochron/aurora,wfarner/aurora,shahankhatch/aurora,mschenck/aurora,apache/aurora,crashlytics/aurora,mschenck/aurora,crashlytics/aurora,rdelval/aurora,wfarner/aurora,rosmo/aurora,mschenck/aurora,rdelval/aurora,mschenck/aurora,apache/aurora