issue 56 - don't split on ;
open output file for writing
Merge pull request #59 from hoserdude/master

open output file for writing
bump to version 1.5.0
bump to 2.0.0
less zip_safe
cleanups
Disable selected basic attributes
Update "Mutable Default Arguments"
More on http://docs.python-guide.org/en/latest/writing/gotchas/#mutable-default-arguments
Merge pull request #61 from ArabellaTech/disable-basic-attributes

Disable selected basic attributes
Merge branch 'master' of github.com:peterbe/premailer
handle gripped remote files
bump version to 2.1.0
Use XMLParser when --method xml
Fixed multithreading issue #65 by adding RLock around ``cssutils`` calls in merge_styles.
Added support for inline/related attachments
bump version for ability to set preserve_inline_attachments
Added additional comments in accordance to peterbe's code review.
Merge pull request #66 from alex-offiserv/master

Fixed multithreading issue #65 ...
Adding option to disable CSSParser validator