For FIRB approval check out the ASX website:
http://www.asx.com.au/asx/statistics/announcements.do?by=asxCode&asxCode=rci&timeframe=D&period=M
The market is pricing in about 70-75% chance of the take over going through (ie. upside is around 6 cents, downside is around 16 cents). I would put it higher than that but nothing is certain until it is certain!
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My advice is free and worth every cent
