upgrading to selenium 2.32.0 and Firefox 20
Merge pull request #100 from retornam/selenium2-23.0

Selenium2.32.0
Merge pull request #102 from mozilla/latest-version

Latest version
Revert "Merge pull request #102 from mozilla/latest-version"

This reverts commit 29595533e839e129c462f7ac6ebb8a7ab3e29331, reversing
changes made to 4f3d4b6b5afa8729605c5256705a159d0184398e.
Merge pull request #103 from retornam/revert-2-32.0

Revert "Merge pull request #102 from mozilla/latest-version"
Selenium 2.33.0 and Firefox 21
I haven't removed Firefox 19 since it used by as the DEFAULT_FIREFOX_VERSION(for both our grid and Saucelabs)
Merge pull request #104 from AlinT/firefox21andsel233

Selenium 2.33.0 and Firefox 21
Removed FF 19
Merge pull request #106 from AndreiH/removed_FF19

Removed FF 19
Merge remote-tracking branch 'origin/latest-version'