Bug 6904: Changes 'asked' to 'pending' in suggestions for more consistency

In some places the suggestions were 'pending' in others the same status
was named 'pending'. This patch changes the status to 'pending' in all
places on the suggestion page to make it more consistent.

Signed-off-by: Nicole C. Engard <nengard@bywatersolutions.com>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>