version 0.1.4
-------------

* Drop laser dependency since laser is deprecated

version 0.1.3
-------------

* Declare VignetteBuilder


version 0.1.2
--------------

2016-04-13

* bugfix for performance issues on downloading trees 


version 0.1.1
-------------

* Make tests run on CRAN faster and more robust

version 0.1.0
-------------

* update unit test structure for newer testthat version
* switch to semantic version numbering

version 0.0-7.1
---------------

* Rely on new Authors@R only

version 0.0-7
-------------

* exclude unnecessary files

version 0.0-5
-------------

* Improved error handling
* Will allow multiple attempts if fails to access resource
* Search now supports query by doi
* updated caches
* outdated demos removed

