Add miniconda/miniconda3 3.3.0
Update setuptool (3.4.1 -> 3.4.3)
Add `ironpython-dev`.

I have not yet confirmed the `setuptools` can work together on GNU/Linux though.
Merge branch 'ironpython'
Import recent changess from ruby-build v20140408
Merge branch 'ruby-build-20140408'
added anaconda-1.9.2
Merge pull request #155 from uhpnou/master

added anaconda-1.9.2
Add IronPython 2.7.4, without setuptools and pip.

The setuptools installation seems broken for IronPython.
Update setuptools (3.4.3 -> 3.4.4)
Fix error messages of Anaconda/Miniconda
Prefer gawk over awk if both are available.
Import recent changes from ruby-build 20140420
Update setuptools (3.4.4 -> 3.5.1)
Update pip (1.5.4 -> 1.5.5)
Add PyPy-2.3
Merge pull request #162 from fgimian/pypy-2.3

Add PyPy-2.3
Add `pypy-2.3-src` (refs #162)
Merge pull request #1 from yyuu/master

Updated stable stackless python versions
Merge pull request #2 from Enucatl/stackless_update

Merge pull request #1 from yyuu/master