2013-10-14 - version 0.1:
   - Initial release on GitHub (a few functions still missing)
2013-11-15 - version 0.2:
    - Initial release on CRAN
2013-11-26 - version 0.2.1:
    - Added 'link' argument to updateStatus 
    - Fixed typos in documentation
    - Now getFriends returns also locale of friends
2013-12-10 - version 0.2.2:
    - Added 'getCheckins' function
    - Fixed error in parsing getPost output
    - Fixed error with getPost when n>200 and n<500
2013-12-21 - version 0.2.3:
    - Added 'getLikes' and 'getNewsfeed' functions
2013-12-30 - version 0.2.4:
    - 'getPost' now has separate n.likes and n.comments
2014-01-05 - version 0.3:
    - Updated documentation
    - CRAN release