atlas40: remove unneeded proprietary files

Change-Id: Iad06f143b91f53412b8d577f75411fb7804ed07d
atlas40: add libExtendedExtractor

Change-Id: I5ccd9eed4bda129a8f489e68826420fd3284b0e7
atlas40: bring back libaudioeq
atlas40: add proximity.init

Change-Id: Ieca52b848446b0baea184baf0b45a23a8c3c490a