delete colons from py fersions of examples
Merge pull request #5 from martinclaus/master

fixed test_cdo and segmentation fault using returnArray
Merge pull request #1 from guziy/master

delete colons from py versions of examples
merge with python3 changes: jhamman-feature/python3;

https://github.com/jhamman/cdo-bindings.git
merge with cdf changes from martinclaus
updated doc for next release 1.2.4