Add unit tests to instance Retrieve Password action

This patch adds two tests to optional Retrieve Password action on
instance, that allows users to decrypt, on client side, the password
generated for the Admin session

Change-Id: I96c65a9bd5cb1dac867d999b0bebacb7cb8810ee
Make selenium tests pass in WebKit

The inline editing selenium tests aren't handling the behaviour of WebKit
where it makes the text on a focused input field selected. Instead of
prepending some text to the field, the input keys completely replace it.

Fix this by sending the Home key before sending the text.

Closes-bug: #1321514
Change-Id: I003bf50eff3eb8ebb53125bfab03caf607e92291
Volume Snapshots tab - more button dropdown fix text

On the More button dropdown, 'Launch' should be
'Launch as Instance'.

Closes-Bug: #1322273

Change-Id: I4abc5ca5a287d80957b7cfd5093747a8bcc89bdd
Fixed several typos in comments

Change-Id: I230414c703cf47d7ec727362c20f1814324a2447
Remove extra whitespace

There are extra whitespace the patch file, so we should remove them to make code
more clear

Change-Id: Ic70c8cdd24d009de51f671f311c064415e02f8af
Merge "Volume Snapshots tab - more button dropdown fix text"
Merge "Add unit tests to instance Retrieve Password action"
Merge "Make selenium tests pass in WebKit"
Merge "Fixed several typos in comments"
Merge "Remove extra whitespace"