Implement Ethiopic calendar 
Implement Ethiopic calendar 

git-svn-id: f82db778041d1e7da3777ef20a42a89d20f0bdb8@1524 5ac057f5-ce63-4fb3-acd1-ab13b794ca36

iLib-js/iLib,iLib-js/iLib,iLib-js/iLib,iLib-js/iLib,iLib-js/iLib