Modified the link to resend the confirmation instructions on home page. Now when user click on this link, a new confirmation email will be sent to the user.

refs #1413
/users/id/edit Created confirm function
Changed the translate of confirm message
fix the new translate, started working on manage/users page
Fixed some translates
Fixed icon_confirm

icon_confirm had a wrong path to the translate title
Created a new def icon from the library font awesome
Removed a comment line

All working :)
removed a blank space and a wrong file
removed a blank line
Removed blank lines
Some documentation for recent activities. refs #1418
Some docs for spaces
Extract recent activity code from user to RecentActivity
created the test of confirm action

The test affirms that the action will confirm an user,
i didn't created a test to demonstrate that the action does nothing if the user
is already confirmed because the icon does not appear if the user is confirmed
Few improvements on the docs for Space and RecentActivity

refs #1418
Merge branch 'bug1045-confirm_user' of git://github.com/Rvaler/mconf-web into Rvaler-bug1045-confirm_user
Review for #60, option to confirm users in the interface

refs #1045
Move recent activity query tests to recent_activity_spec.rb
Feature tests for feedback form