Make sass, scss, and sass-convert work with being symlinked from other directories
Fix uses of Array#- on Rubinius.

Apparently it doesn't guarantee the order of the output array.
Fix ArgumentError handling on Rubinius.
Merge pull request #624 from bzlib/stable

Make sass, scss, and sass-convert work with being symlinked from other directories
Merge branch 'stable' of github.com:nex3/sass into stable
Mention previous commit in the changelog.
Slightly better ArgumentError detection for JRuby.
Support JRuby 1.7.

Closes #600.
remove unnecessary sentence in SASS_REFERENCE.md
Fix document for :property_syntax option.
Code changes to reduce number of warning messages.

Code changes to reduce the number of warnings that are generated
when sass code is run as part of the sinatra test suite.
Merge pull request #628 from hlb/patch-1

remove unnecessary sentence in SASS_REFERENCE.md
Fix error-character quoting for encoding errors on Rubinius 2 in 1.9 mode.
Have MultibyteStringScanner delegate to StringScanner on Rubinius.

Closes #623
Add a changelog entry about Rubinius stuff.
Merge remote-tracking branch 'origin/stable' into stable
Merge pull request #635 from hokaccha/fix_doc_options

Fix document for :property_syntax option.
Fixes based on nex3's feedback.

Rename a few variables.
Remove variable initialization code
add license information to gemspec

this way it can be used with rubygems.org
Merge pull request #636 from rurounijones/warning_hunt

Code changes to reduce number of warning messages.