OSX libxml2 error fix

Ohhh noes.txt

Look like brew libxml2 and the one bundled with osx are fighting

/Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/libxml-ruby-1.1.4/lib/libxml_ruby.bundle: dlsym(0x7ffb44ee7880, Init_libxml_ruby): symbol not found - /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/libxml-ruby-1.1.4/lib/libxml_ruby.bundle (LoadError)
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/libxml-ruby-1.1.4/lib/libxml.rb:9
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:68:in `require'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:68:in `require'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:66:in `each'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:66:in `require'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:55:in `each'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler/runtime.rb:55:in `require'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/bundler-1.0.15/lib/bundler.rb:120:in `require'
	from /Users/unixcharles/projects/teambox/config/application.rb:7
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/railties-3.1.0/lib/rails/commands.rb:52:in `require'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/railties-3.1.0/lib/rails/commands.rb:52
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/railties-3.1.0/lib/rails/commands.rb:49:in `tap'
	from /Users/unixcharles/.rvm/gems/ruby-1.8.7-p352/gems/railties-3.1.0/lib/rails/commands.rb:49
	from script/rails:6:in `require'
	from script/rails:6

This fixed it for me:

brew update
brew uninstall libxml2
brew install libxml2 --with-xml2-config
brew link libxml2
gem uninstall libxml-ruby
bundle