Sept 21 (Reuters) - Canacol Energy Ltd CNE.TO
* Canacol Energy Ltd doubles natural gas drilling activity in Colombia
* Says revised 2016 capital plan has increased by $34 million, from $58 million to $92 million
* Says one new oil well will be drilled over remainder of 2016 Source text for Eikon: ID:nMKWh7SLsa Further company coverage: CNE.TO