Merge pull request #3 from ianozsvald/master

Small refactorings, some clean-up
ENH removed helper function, moved all code to the main function. added docstring and bubbling. also makefile
Shall we comment on this?
Explicit imports for compatibility with Pillow, added ``__init__.py``
Ignore build files
Read from stdin when '-' passed
Remove import re
Merge pull request #5 from langner/master

Read from stdin
Update wordcloud.py

Fixed typo
Merge pull request #6 from BioGeek/patch-1

Update wordcloud.py
Add ``__init__.py``, add ``ranks_only`` option.
enh fix setup.py to actually build in place (was screwed up by adding the __init__.py)
DOC add numpy to dependencies
FIX removed ``__init__.py`` because it makes building painful
DOC add comment about FONT_PATH to README.md
Code for interfacing CSV data with amueller and pytagcloud wordcloud generators.
amueller_word_cloud subtree merged
Changed path to amueller to subdirectory. Applied retab.