updating chromedriver download link
Updating version number of selenium and operadriver
Fixing ruby sample to use newer selenium gem, and fixing the note about
IDE generating code for old gem -- it is not true anymore, IDE is not so
evil
2.36 is released, bumping version numbers
bumping versions to 2.37
Fixes issue 5997
Fixes issue 6184
Trying to fix ${} expressions in RST
maven is now 2.37.1
python is now 2.37.1
update OperaDriver and ChromeDriver info and keep two rows consistent

Update ChromeDriver 's URL and version
as ChromeDriver is no longer available from Google Code Downloads

Signed-off-by: Luke Inman-Semerau <linman-semerau@salesforce.com>
Merge branch 'upstream/master'